Posts Tagged 'Cassel'

How not to Win Friends and Influence People

Last week David Beckworth and Ramesh Ponnuru wrote a very astute op-ed article in the New York Times explaining how the Fed was tightening its monetary policy in 2008 even as the economy was rapidly falling into recession. Although there are a couple of substantive points on which I might take issue with Beckworth and Ponnuru (more about that below), I think that on the whole they do a very good job of covering the important points about the 2008 financial crisis given that their article had less than 1000 words.

That said, Beckworth and Ponnuru made a really horrible – to me incomprehensible — blunder. For some reason, in the second paragraph of their piece, after having recounted the conventional narrative of the 2008 financial crisis as an inevitable result of housing bubble and the associated misconduct of the financial industry in their first paragraph, Beckworth and Ponnuru cite Ted Cruz as the spokesman for the alternative view that they are about to present. They compound that blunder in a disclaimer identifying one of them – presumably Ponnuru — as a friend of Ted Cruz – for some recent pro-Cruz pronouncements from Ponnuru see here, here, and here – thereby transforming what might have been a piece of neutral policy analysis into a pro-Cruz campaign document. Aside from the unseemliness of turning Cruz into the poster-boy for Market Monetarism and NGDP Level Targeting, when, as recently as last October 28, Mr. Cruz was advocating resurrection of the gold standard while bashing the Fed for debasing the currency, a shout-out to Ted Cruz is obviously not a gesture calculated to engage readers (of the New York Times for heaven sakes) and predispose them to be receptive to the message they want to convey.

I suppose that this would be the appropriate spot for me to add a disclaimer of my own. I do not know, and am no friend of, Ted Cruz, but I was a FTC employee during Cruz’s brief tenure at the agency from July 2002 to December 2003. I can also affirm that I have absolutely no recollection of having ever seen or interacted with him while he was at the agency or since, and have spoken to only one current FTC employee who does remember him.

Predictably, Beckworth and Ponnuru provoked a barrage of negative responses to their argument that the Fed was responsible for the 2008 financial crisis by not easing monetary policy for most of 2008 when, even before the financial crisis, the economy was sliding into a deep recession. Much of the criticism focuses on the ambiguous nature of the concepts of causation and responsibility when hardly any political or economic event is the direct result of just one cause. So to say that the Fed caused or was responsible for the 2008 financial crisis cannot possibly mean that the Fed single-handedly brought it about, and that, but for the Fed’s actions, no crisis would have occurred. That clearly was not the case; the Fed was operating in an environment in which not only its past actions but the actions of private parties and public and political institutions increased the vulnerability of the financial system. To say that the Fed’s actions of commission or omission “caused” the financial crisis in no way absolves all the other actors from responsibility for creating the conditions in which the Fed found itself and in which the Fed’s actions became crucial for the path that the economy actually followed.

Consider the Great Depression. I think it is totally reasonable to say that the Great Depression was the result of the combination of a succession of interest rate increases by the Fed in 1928 and 1929 and by the insane policy adopted by the Bank of France in 1928 and continued for several years thereafter to convert its holdings of foreign-exchange reserves into gold. But does saying that the Fed and the Bank of France caused the Great Depression mean that World War I and the abandonment of the gold standard and the doubling of the price level in terms of gold during the war were irrelevant to the Great Depression? Of course not. Does it mean that accumulation of World War I debt and reparations obligations imposed on Germany by the Treaty of Versailles and the accumulation of debt issued by German state and local governments — debt and obligations that found their way onto the balance sheets of banks all over the world, were irrelevant to the Great Depression? Not at all.

Nevertheless, it does make sense to speak of the role of monetary policy as a specific cause of the Great Depression because the decisions made by the central bankers made a difference at critical moments when it would have been possible to avoid the calamity had they adopted policies that would have avoided a rapid accumulation of gold reserves by the Fed and the Bank of France, thereby moderating or counteracting, instead of intensifying, the deflationary pressures threatening the world economy. Interestingly, many of those objecting to the notion that Fed policy caused the 2008 financial crisis are not at all bothered by the idea that humans are causing global warming even though the world has evidently undergone previous cycles of rising and falling temperatures about which no one would suggest that humans played any causal role. Just as the existence of non-human factors that affect climate does not preclude one from arguing that humans are now playing a key role in the current upswing of temperatures, the existence of non-monetary factors contributing to the 2008 financial crisis need not preclude one from attributing a causal role in the crisis to the Fed.

So let’s have a look at some of the specific criticisms directed at Beckworth and Ponnuru. Here’s Paul Krugman’s take in which he refers back to an earlier exchange last December between Mr. Cruz and Janet Yellen when she testified before Congress:

Back when Ted Cruz first floated his claim that the Fed caused the Great Recession — and some neo-monetarists spoke up in support — I noted that this was a repeat of the old Milton Friedman two-step.

First, you declare that the Fed could have prevented a disaster — the Great Depression in Friedman’s case, the Great Recession this time around. This is an arguable position, although Friedman’s claims about the 30s look a lot less convincing now that we have tried again to deal with a liquidity trap. But then this morphs into the claim that the Fed caused the disaster. See, government is the problem, not the solution! And the motivation for this bait-and-switch is, indeed, political.

Now come Beckworth and Ponnuru to make the argument at greater length, and it’s quite direct: because the Fed “caused” the crisis, things like financial deregulation and runaway bankers had nothing to do with it.

As regular readers of this blog – if there are any – already know, I am not a big fan of Milton Friedman’s work on the Great Depression, and I agree with Krugman’s criticism that Friedman allowed his ideological preferences or commitments to exert an undue influence not only on his policy advocacy but on his substantive analysis. Thus, trying to make a case for his dumb k-percent rule as an alternative monetary regime to the classical gold standard regime generally favored by his libertarian, classical liberal and conservative ideological brethren, he went to great and unreasonable lengths to deny the obvious fact that the demand for money is anything but stable, because such an admission would have made the k-percent rule untenable on its face as it proved to be when Paul Volcker misguidedly tried to follow Friedman’s advice and conduct monetary policy by targeting monetary aggregates. Even worse, because he was so wedded to the naïve quantity-theory monetary framework he thought he was reviving – when in fact he was using a modified version of the Cambride/Keynesian demand for money, even making the patently absurd claim that the quantity theory of money was a theory of the demand for money – Friedman insisted on conducting monetary analysis under the assumption – also made by Keynes — that quantity of money is directly under the control of the monetary authority when in fact, under a gold standard – which means during the Great Depression – the quantity of money for any country is endogenously determined. As a result, there was a total mismatch between Friedman’s monetary model and the institutional setting in place at the time of the monetary phenomenon he was purporting to explain.

So although there were big problems with Friedman’s account of the Great Depression and his characterization of the Fed’s mishandling of the Great Depression, fixing those problems doesn’t reduce the Fed’s culpability. What is certainly true is that the Great Depression, the result of a complex set of circumstances going back at least 15 years to the start of World War I, might well have been avoided largely or entirely, but for the egregious conduct of the Fed and Bank of France. But it is also true that, at the onset of the Great Depression, there was no consensus about how to conduct monetary policy, even though Hawtrey and Cassel and a handful of others well understood how terribly monetary policy had gone off track. But theirs was a minority view, and Hawtrey and Cassel are still largely ignored or forgotten.

Ted Cruz may view the Fed’s mistakes in 2008 as a club with which to beat up on Janet Yellen, but for most of the rest of us who think that Fed mistakes were a critical element of the 2008 financial crisis, the point is not to make an ideological statement, it is to understand what went wrong and to try to keep it from happening again.

Krugman sends us to Mike Konczal for further commentary on Beckworth and Ponnuru.

Is Ted Cruz right about the Great Recession and the Federal Reserve? From a November debate, Cruz argued that “in the third quarter of 2008, the Fed tightened the money and crashed those asset prices, which caused a cascading collapse.”

Fleshing that argument out in the New York Times is David Beckworth and Ramesh Ponnuru, backing and expanding Cruz’s theory that “the Federal Reserve caused the crisis by tightening monetary policy in 2008.”

But wait, didn’t the Federal Reserve lower rates during that time?

Um, no. The Fed cut its interest rate target to 2.25% on March 18, 2008, and to 2% on April 20, which by my calculations would have been in the second quarter of 2008. There it remained until it was reduced to 1.5% on October 8, which by my calculations would have been in the fourth quarter of 2008. So on the face of it, Mr. Cruz was right that the Fed kept its interest rate target constant for over five months while the economy was contracting in real terms in the third quarter at a rate of 1.9% (and growing in nominal terms at a mere 0.8% rate)

Konczal goes on to accuse Cruz of inconsistency for blaming the Fed for tightening policy in 2008 before the crash while bashing the Fed for quantitative easing after the crash. That certainly is a just criticism, and I really hope someone asks Cruz to explain himself, though my expectations that that will happen are not very high. But that’s Cruz’s problem, not Beckworth’s or Ponnuru’s.

Konczal also focuses on the ambiguity in saying that the Fed caused the financial crisis by not cutting interest rates earlier:

I think a lot of people’s frustrations with the article – see Barry Ritholtz at Bloomberg here – is the authors slipping between many possible interpretations. Here’s the three that I could read them making, though these aren’t actual quotes from the piece:

(a) “The Federal Reserve could have stopped the panic in the financial markets with more easing.”

There’s nothing in the Valukas bankruptcy report on Lehman, or any of the numerous other reports that have since come out, that leads me to believe Lehman wouldn’t have failed if the short-term interest rate was lowered. One way to see the crisis was in the interbank lending spreads, often called the TED spread, which is a measure of banking panic. Looking at an image of the spread and its components, you can see a falling short-term t-bill rate didn’t ease that spread throughout 2008.

And, as Matt O’Brien noted, Bear Stearns failed before the passive tightening started.

The problem with this criticism is that it assumes that the only way that the Fed can be effective is by altering the interest rate that it effectively sets on overnight loans. It ignores the relationship between the interest rate that the Fed sets and total spending. That relationship is not entirely obvious, but almost all monetary economists have assumed that there is such a relationship, even if they can’t exactly agree on the mechanism by which the relationship is brought into existence. So it is not enough to look at the effect of the Fed’s interest rate on Lehman or Bear Stearns, you also have to look at the relationship between the interest rate and total spending and how a higher rate of total spending would have affected Lehman and Bear Stearns. If the economy had been performing better in the second and third quarters, the assets that Lehman and Bear Stearns were holding would not have lost as much of their value. And even if Lehman and Bear Stearns had not survived, arranging for their takeover by other firms might have been less difficult.

But beyond that, Beckworth and Ponnuru themselves overlook the fact that tightening by the Fed did not begin in the third quarter – or even the second quarter – of 2008. The tightening may have already begun in as early as the middle of 2006. The chart below shows the rate of expansion of the adjusted monetary base from January 2004 through September 2008. From 2004 through the middle of 2006, the biweekly rate of expansion of the monetary base was consistently at an annual rate exceeding 4% with the exception of a six-month interval at the end of 2005 when the rate fell to the 3-4% range. But from the middle of 2006 through September 2008, the bi-weekly rate of expansion was consistently below 3%, and was well below 2% for most of 2008. Now, I am generally wary of reading too much into changes in the monetary aggregates, because those changes can reflect either changes in supply conditions or demand conditions. However, when the economy is contracting, with the rate of growth in total spending falling substantially below trend, and the rate of growth in the monetary aggregates is decreasing sharply, it isn’t unreasonable to infer that monetary policy was being tightened. So, the monetary policy may well have been tightened as early as 2006, and, insofar as the rate of growth of the monetary base is indicative of the stance of monetary policy, that tightening was hardly passive.

adjusted_monetary_base

(b) “The Federal Reserve could have helped the recovery by acting earlier in 2008. Unemployment would have peaked at, say, 9.5 percent, instead of 10 percent.”

That would have been good! I would have been a fan of that outcome, and I’m willing to believe it. That’s 700,000 people with a job that they wouldn’t have had otherwise. The stimulus should have been bigger too, with a second round once it was clear how deep the hole was and how Treasuries were crashing too.

Again, there are two points. First, tightening may well have begun at least a year or two before the third quarter of 2008. Second, the economy started collapsing in the third quarter of 2008, and the run-up in the value of the dollar starting in July 2008, foolishly interpreted by the Fed as a vote of confidence in its anti-inflation policy, was really a cry for help as the economy was being starved of liquidity just as the demand for liquidity was becoming really intense. That denial of liquidity led to a perverse situation in which the return to holding cash began to exceed the return on real assets, setting the stage for a collapse in asset prices and a financial panic. The Fed could have prevented the panic, by providing more liquidity. Had it done so, the financial crisis would have been avoided, and the collapse in the real economy and the rise in unemployment would have been substantially mitigate.

c – “The Federal Reserve could have stopped the Great Recession from ever happening. Unemployment in 2009 wouldn’t have gone above 5.5 percent.”

This I don’t believe. Do they? There’s a lot of “might have kept that decline from happening or at least moderated it” back-and-forth language in the piece.

Is the argument that we’d somehow avoid the zero-lower bound? Ben Bernanke recently showed that interest rates would have had to go to about -4 percent to offset the Great Recession at the time. Hitting the zero-lower bound earlier than later is good policy, but it’s still there.

I think there’s an argument about “expectations,” and “expectations” wouldn’t have been set for a Great Recession. A lot of the “expectations” stuff has a magic and tautological quality to it once it leaves the models and enters the policy discussion, but the idea that a random speech about inflation worries could have shifted the Taylor Rule 4 percent seems really off base. Why doesn’t it go haywire all the time, since people are always giving speeches?

Well, I have shown in this paper that, starting in 2008, there was a strong empirical relationship between stock prices and inflation expectations, so it’s not just tautological. And we’re not talking about random speeches; we are talking about the decisions of the FOMC and the reasons that were given for those decisions. The markets pay a lot of attention to those reason.

And couldn’t it be just as likely that since the Fed was so confident about inflation in mid-2008 it boosted nominal income, by giving people a higher level of inflation expectations than they’d have otherwise? Given the failure of the Evans Rule and QE3 to stabilize inflation (or even prevent it from collapsing) in 2013, I imagine transporting them back to 2008 would haven’t fundamentally changed the game.

The inflation in 2008 was not induced by monetary policy, but by adverse supply shocks, expectations of higher inflation, given the Fed’s inflation targeting were thus tantamount to predictions of further monetary tightening.

If your mental model is that the Federal Reserve delaying something three months is capable of throwing 8.7 million people out of work, you should probably want to have much more shovel-ready construction and automatic stabilizers, the second of which kicked in right away without delay, as part of your agenda. It seems odd to put all the eggs in this basket if you also believe that even the most minor of mistakes are capable of devastating the economy so greatly.

Once again, it’s not a matter of just three months, but even if it were, in the summer of 2008 the economy was at a kind of inflection point, and the failure to ease monetary policy at that critical moment led directly to a financial crisis with cascading effects on the real economy. If the financial crisis could have been avoided by preventing total spending from dropping far below trend in the third quarter, the crisis might have been avoided, and the subsequent loss of output and employment could have been greatly mitigated.

And just to be clear, I have pointed out previously that the free market economy is fragile, because its smooth functioning depends on the coherence and consistency of expectations. That makes monetary policy very important, but I don’t dismiss shovel-ready construction and automatic stabilizers as means of anchoring expectations in a useful way, in contrast to the perverse way that inflation targeting stabilizes expectations.

A Keynesian Postscript on the Bright and Shining, Dearly Beloved, Depression of 1920-21

In his latest blog post Paul Krugman drew my attention to Keynes’s essay The Great Slump of 1930. In describing the enormity of the 1930 slump, Keynes properly compared the severity of the 1930 slump with the 1920-21 episode, noting that the price decline in 1920-21 was of a similar magnitude to that of 1930. James Grant, in his book on the Greatest Depression, argues that the Greatest Depression was so outstanding, because, in contrast to the Great Depression, there was no attempt by the government in 1920-21 to cushion the blow. Instead, the powers that be just stood back and let the devil take the hindmost.

Keynes had a different take on the difference between the Greatest Depression and the Great Depression:

First of all, the extreme violence of the slump is to be noticed. In the three leading industrial countries of the world—the United States, Great Britain, and Germany—10,000,000 workers stand idle. There is scarcely an important industry anywhere earning enough profit to make it expand—which is the test of progress. At the same time, in the countries of primary production the output of mining and of agriculture is selling, in the case of almost every important commodity, at a price which, for many or for the majority of producers, does not cover its cost. In 1921, when prices fell as heavily, the fall was from a boom level at which producers were making abnormal profits; and there is no example in modern history of so great and rapid a fall of prices from a normal figure as has occurred in the past year. Hence the magnitude of the catastrophe.

In diagnosing what went wrong in the Great Depression, Keynes largely, though not entirely, missed the most important cause of the catastrophe, the appreciation of gold caused by the attempt to restore an international gold standard without a means by which to control the monetary demand for gold of the world’s central banks — most notoriously, the insane Bank of France. Keynes should have paid more attention to Hawtrey and Cassel than he did. But Keynes was absolutely on target in explaining why the world more easily absorbed and recovered from a 40% deflation in 1920-21 than it was able to do in 1929-33.

Does Macroeconomics Need Financial Foundations?

One of the little instances of collateral damage occasioned by the hue and cry following upon Stephen Williamson’s post arguing that quantitative easing has been deflationary was the dustup between Scott Sumner and financial journalist and blogger Izabella Kaminska. I am not going to comment on the specifics of their exchange except to say that the misunderstanding and hard feelings between them seem to have been resolved more or less amicably. However, in quickly skimming the exchange between them, I was rather struck by the condescending tone of Kaminska’s (perhaps understandable coming from the aggrieved party) comment about the lack of comprehension by Scott and Market Monetarists more generally of the basics of finance.

First I’d just like to say I feel much of the misunderstanding comes from the fact that market monetarists tend to ignore the influence of shadow banking and market plumbing in the monetary world. I also think (especially from my conversation with Lars Christensen) that they ignore technological disruption, and the influence this has on wealth distribution and purchasing decisions amongst the wealthy, banks and corporates. Also, as I outlined in the post, my view is slightly different to Williamson’s, it’s based mostly on the scarcity of safe assets and how this can magnify hoarding instincts and fragment store-of-value markets, in a Gresham’s law kind of way. Expectations obviously factor into it, and I think Williamson is absolutely right on that front. But personally I don’t think it’s anything to do with temporary or permanent money expansion expectations. IMO It’s much more about risk expectations, which can — if momentum builds — shift very very quickly, making something deflationary, inflationary very quickly. Though, that doesn’t mean I am worried about inflation (largely because I suspect we may have reached an important productivity inflection point).

This remark was followed up with several comments blasting Market Monetarists for their ignorance of the basics of finance and commending Kaminska for the depth of her understanding to which Kaminska warmly responded adding a few additional jibes at Sumner and Market Monetarists. Here is one.

Market monetarists are getting testy because now that everybody started scrutinizing QE they will be exposed as ignorant. The mechanisms they originally advocated QE would work through will be seen as hopelessly naive. For them the money is like glass beads squirting out of the Federal Reserve, you start talking about stuff like collateral, liquid assets, balance sheets and shadow banking and they are out of their depth.

For laughs: Sumner once tried to defend the childish textbook model of banks lending out reserves and it ended in a colossal embarrassment in the comments section http://www.themoneyillusion.com/?p=5893

For you to defend your credentials in front of such “experts” is absurd. There is a lot more depth to your understanding than to their sandbox vision of the monetary system. And yes, it *is* crazy that journalists and bloggers can talk about these things with more sense than academics. But this [is] the world we live in.

To which Kaminska graciously replied:

Thanks as well! And I tend to agree with your assessment of the market monetarist view of the world.

So what is the Market Monetarist view of the world of which Kaminska tends to have such a low opinion? Well, from reading Kaminska’s comments and those of her commenters, it seems to be that Market Monetarists have an insufficiently detailed and inaccurate view of financial intermediaries, especially of banks and shadow banks, and that Market Monetarists don’t properly understand the role of safe assets and collateral in the economy. But the question is why, and how, does any of this matter to a useful description of how the economy works?

Well, this whole episode started when Stephen Williamson had a blog post arguing that QE was deflationary, and the reason it’s deflationary is that creating more high powered money provides the economy with more safe assets and thereby reduces the liquidity premium associated with safe assets like short-term Treasuries and cash. By reducing the liquidity premium, QE causes the real interest rate to fall, which implies a lower rate of inflation.

Kaminska thinks that this argument, which Market Monetarists find hard to digest, makes sense, though she can’t quite bring herself to endorse it either. But she finds the emphasis on collateral and safety and market plumbing very much to her taste. In my previous post, I raised what I thought were some problems with Williamson’s argument.

First, what is the actual evidence that there is a substantial liquidity premium on short-term Treasuries? If I compare the rates on short-term Treasuries with the rates on commercial paper issued by non-Financial institutions, I don’t find much difference. If there is a substantial unmet demand for good collateral, and there is only a small difference in yield between commercial paper and short-term Treasuries, one would think that non-financial firms could make a killing by issuing a lot more commercial paper. When I wrote the post, I was wondering whether I, a financial novice, might be misreading the data or mismeasuring the liquidity premium on short-term Treasuries. So far, no one has said anything about that, but If I am wrong, I am happy to be enlightened.

Here’s something else I don’t get. What’s so special about so-called safe assets? Suppose, as Williamson claims, that there’s a shortage of safe assets. Why does that imply a liquidity premium? One could still compensate for the lack of safety by over-collateralizing the loan using an inferior asset. If that is a possibility, why is the size of the liquidity premium not constrained?

I also pointed out in my previous post that a declining liquidity premium would be associated with a shift out of money and into real assets, which would cause an increase in asset prices. An increase in asset prices would tend to be associated with an increase in the value of the underlying service flows embodied in the assets, in other words in an increase in current prices, so that, if Williamson is right, QE should have caused measured inflation to rise even as it caused inflation expectations to fall. Of course Williamson believes that the decrease in liquidity premium is associated with a decline in real interest rates, but it is not clear that a decline in real interest rates has any implications for the current price level. So Williamson’s claim that his model explains the decline in observed inflation since QE was instituted does not seem all that compelling.

Now, as one who has written a bit about banking and shadow banking, and as one who shares the low opinion of the above-mentioned commenter on Kaminska’s blog about the textbook model (which Sumner does not defend, by the way) of the money supply via a “money multiplier,” I am in favor of changing how the money supply is incorporated into macromodels. Nevertheless, it is far from clear that changing the way that the money supply is modeled would significantly change any important policy implications of Market Monetarism. Perhaps it would, but if so, that is a proposition to be proved (or at least argued), not a self-evident truth to be asserted.

I don’t say that finance and banking are not important. Current spreads between borrowing and lending rates, may not provide a sufficient margin for banks to provide the intermediation services that they once provided to a wide range of customers. Businesses have a wider range of options in obtaining financing than they used to, so instead of holding bank accounts with banks and foregoing interest on deposits to be able to have a credit line with their banker, they park their money with a money market fund and obtain financing by issuing commercial paper. This works well for firms large enough to have direct access to lenders, but smaller businesses can’t borrow directly from the market and can only borrow from banks at much higher rates or by absorbing higher costs on their bank accounts than they would bear on a money market fund.

At any rate, when market interest rates are low, and when perceived credit risks are high, there is very little margin for banks to earn a profit from intermediation. If so, the money multiplier — a crude measure of how much intermediation banks are engaging in goes down — it is up to the monetary authority to provide the public with the liquidity they demand by increasing the amount of bank reserves available to the banking system. Otherwise, total spending would contract sharply as the public tried to build up their cash balances by reducing their own spending – not a pretty picture.

So finance is certainly important, and I really ought to know more about market plumbing and counterparty risk  and all that than I do, but the most important thing to know about finance is that the financial system tends to break down when the jointly held expectations of borrowers and lenders that the loans that they agreed to would be repaid on schedule by the borrowers are disappointed. There are all kinds of reasons why, in a given case, those jointly held expectations might be disappointed. But financial crises are associated with a very large cluster of disappointed expectations, and try as they might, the finance guys have not provided a better explanation for that clustering of disappointed expectations than a sharp decline in aggregate demand. That’s what happened in the Great Depression, as Ralph Hawtrey and Gustav Cassel and Irving Fisher and Maynard Keynes understood, and that’s what happened in the Little Depression, as Market Monetarists, especially Scott Sumner, understand. Everything else is just commentary.

A New Paper Shows Just How Right Hawtrey and Cassel Were

I was pleasantly surprised to receive an email a couple of weeks ago from someone I don’t know, a graduate student in economics at George Mason University, James Caton. He sent me a link to a paper (“Good as Gold?: A Quantitative Analysis of Hawtrey and Cassel’s Theory of Gold Demand and the Gold Price Level During the Interwar Period”) that he recently posted on SSRN. Caton was kind enough to credit me and my co-author Ron Batchelder, as well as Doug Irwin (here and here) and Scott Sumner, for reviving interest in the seminal work of Ralph Hawtrey and Gustav Cassel on the interwar gold standard and the key role in causing the Great Depression played by the process of restoring the gold standard after it had been effectively suspended after World War I began.

The thesis independently, but cooperatively, advanced by Hawtrey and Cassel was that under a gold standard, fluctuations in the gold price level were sensitive to variations in the demand for gold reserves by the central banks. The main contribution of Caton’s paper is to provide econometric evidence of the tight correlation between variations in the total gold holdings of the world’s central banks and the gold price level in the period between the end of World War I (1918) to the start of Great Depression (1930-32). Caton uses a variation on a model used by Scott Sumner in his empirical work on the Great Depression to predict changes in the value of gold, and, hence, changes in the gold price level of commodities. If central banks in the aggregate are adding to their gold reserves at a faster rate than the rate at which the total world stock of gold is growing, then gold would be likely to appreciate, and if central banks are adding to their gold reserves at a slower rate than that at which the world stock is growing, then gold would be likely to depreciate.

So from the published sources, Caton constructed a time series of international monetary gold holdings and the total world stock of gold from 1918 to 1932 and regressed the international gold price level on the international gold reserve ratio (the ratio of monetary gold reserves to the total world stock of gold). He used two different measures of the world gold price level, the Sauerback-Statist price index and the gold price of silver. Based on his regressions (calculated in both log-linear and log-quadratic forms and separately for the periods 1918-30, 1918-31, 1918-32), he compared the predicted gold price level against both the Sauerback-Statist price index and the gold price of silver. The chart below shows his result for the log-linear regression estimated over the period 1918-30.

Caton_Regressions

Pretty impressive, if you ask me. Have a look yourself.

Let me also mention that Caton’s results also shed important light on the puzzling behavior of the world price level immediately after the end of World War I. Unlike most wars in which the wartime inflation comes to an abrupt end after the end of the war, inflation actually accelerated after the end of the war. The inflation did not actually stop for almost two years after the end of the war, when a huge deflation set in. Caton shows that the behavior of the price level was largely determined by the declining gold holdings of the Federal Reserve after the war ended. Unnerved by the rapid inflation, the Fed finally changed policy, and began accumulating gold rapidly in 1920 by raising the discount rate to an all-time high of 7 percent. Although no other countries were then on the gold standard, other countries, unwilling, for the most part, to allow their currencies to depreciate too much against the dollar, imported US deflation.

Jim is also a blogger. Check out his blog here.

Update: Thanks to commenter Blue Aurora for pointing out that I neglected to provide a link to Jim Caton’s paper.  Sorry about that. The link is now embedded.

Hawtrey’s Good and Bad Trade, Part V: Did Hawtrey Discover PPP?

The first seven chapters of Hawtrey’s Good and Bad Trade present an admirably succinct exposition of the theory of a fiat monetary system with a banking system that issues a credit money convertible into the fiat money supplied by the government. Hawtrey also explains how cyclical fluctuations in output, employment and prices could arise in such a system, given that the interest rates set by banks in the course of their lending operations inevitably deviate, even if for no more than very short periods of time, from what he calls their natural levels. See the wonderful quotation (from pp. 76-77) in my previous post about the inherent instability of the equilibrium between the market rate set by banks and the natural rate.

In chapter 7, Hawtrey considers an international system of fiat currencies, each one issued by the government of a single country in which only that currency (or credit money convertible into that currency) is acceptable as payment. Hawtrey sets as his objective an explanation of the exchange rates between pairs of such currencies and the corresponding price levels in those countries. In summing up his discussion (pp. 90-93) of what determines the rate of exchange between any two currencies, Hawtrey makes the following observation

Practically, it may be said that the rate of exchange equates the general level of prices of commodities in one country with that in the other. This is of course only approximately true, since the rate of exchange is affected only by those commodities which are or might be transported between the two countries. If one of the two countries is at a disadvantage in the production of commodities which cannot be imported, or indeed in those which can only be imported at a specially heavy cost, the general level of prices, calculated fairly over all commodities, will be higher in that country than in the other. But, subject to this important qualification, the rate of exchange under stable conditions does represent that ratio between the units of currency which makes the price-levels and therefore the purchasing powers of the two units equal. (pp. 92-93)

That, of course, is a terse, but characteristically precise, statement of the purchasing power parity doctrine. What makes it interesting, and possibly noteworthy, is that Hawtrey made it 100 years ago, in 1913, which is five years before Hawtrey’s older contemporary, Gustav Cassel, who is usually credited with having originated the doctrine in 1918 in his paper “Abnormal Deviations in International Exchanges” Economic Journal 28:413-15. Here’s how Cassel put it:

According to the theory of international exchanges which I have tried to develop during the course of the war, the rate of exchange between two countries is primarily determined by the quotient between the internal purchasing power against goods of the money of each country. The general inflation which has taken place during the war has lowered this purchasing power in all countries, though in a very different degree, and the rates of exchanges should accordingly be expected to deviate from their old parity in proportion to the inflation in each country.

At every moment the real parity between two countries is represented by this quotient between the purchasing power of the money in the one country and the other. I propose to call this parity “the purchasing power parity.” As long as anything like free movement of merchandise and a somewhat comprehensive trade between two countries takes place, the actual rate of exchange cannot deviate very much from this purchasing power parity. (p. 413)

Hawtrey proceeds, in the rest of the chapter, to explain how international relationships would be affected by a contraction in the currency of one country. The immediate effects would be the same as those described in the case of a single closed economy. However, in an international system, the effects of a contraction in one country would create opportunities for international transactions, both real and financial, that would involve both countries in the adjustment to the initial monetary disturbance originating in one of them.

Hawtrey sums up the discussion about the adjustment to a contraction of the currency of one country as follows:

From the above description, which is necessarily rather complicated, it will be seen that the mutual influence of two areas with independent currency systems is on the whole not very great Indeed, the only important consequence to either of a contraction of currency in the other, is the tendency for the first to lend money to the second in order to get the benefit of the high rate of interest. This hastens the movement towards ultimate equilibrium in the area of stringency. At the same time it would raise the rate of interest slightly in the other country But as this rise in the rate of interest is due to an enhanced demand for loans, it will not have the effect of diminishing the total stock of bankers’ money. (p. 99)

He concludes the chapter with a refinement of the purchasing power parity doctrine.

It is important to notice that as soon as the assumption of stable conditions is abandoned the rate of exchange ceases to represent the ratio of the purchasing powers of the two units of currency which it relates. A difference between the rates of interest in the two countries concerned displaces the rate of exchange from its normal position of equality with this ratio, in the same direction as if the purchasing power of the currency with the higher rate of interest had been increased. Such a divergence between the rates of interest would only occur in case of some financial disturbance, and though such disturbances, great or small, are bound to be frequent, the ratio of purchasing powers may still be taken (subject to the qualification previously explained) to be the normal significance of the rate of exchange. (p. 101)

A Newly Revised Version of My Paper (with Ron Batchelder) on Hawtrey and Cassel Is Now Available on SSRN

This may not be the most important news of the day, but for those wishing to immerse themselves in the economics of Hawtrey and Cassel, a newly revised version of my paper with Ron Batchelder “Pre-Keynesian Monetary Explanations of the Great Depression: Whatever Happened to Hawtrey and Cassel?” is now available on SSRN.

The paper has also recently been submitted to a journal for review, so we are hoping that it will finally be published before too long. Wish us luck. Here’s the slightly revised abstract.

A strictly monetary theory of the Great Depression is generally thought to have originated with Milton Friedman. Designed to counter the Keynesian notion that the Depression resulted from instabilities inherent in modern capitalist economies, Friedman’s explanation identified the culprit as an ill-conceived monetary policy pursued by an inept Federal Reserve Board. More recent work on the Depression suggests that the causes of the Depression, rooted in the attempt to restore an international gold standard that had been suspended after World War I started, were more international in scope than Friedman believed. We document that current views about the causes of the Depression were anticipated in the 1920s by Ralph Hawtrey and Gustav Cassel who independently warned that restoring the gold standard risked causing a disastrous deflation unless the resulting increase in the international monetary demand for gold could be limited. Although their early warnings of potential disaster were validated, and their policy advice after the Depression started was consistently correct, their contributions were later ignored or forgotten. This paper explores the possible reasons for the remarkable disregard by later economists of the Hawtrey-Cassel monetary explanation of the Great Depression.

Hawtrey Reviews Cassel

While doing further research on Ralph Hawtrey, I recently came across a brief 1933 review written by Hawtrey in the Economic Journal of a short book by Gustav Cassel, The Crisis in the World Monetary System. Sound familiar? The review provides a wonderfully succinct summary of the views of both Cassel and Hawtrey of the causes of, and the cure for, the Great Depression. The review can still be read with pleasure and profit. It can also be read with wonder. It is amazing that something written 80 years ago about the problem of monetary disorder can have such relevance to the problems of today. Here is the review in full. And pay special attention to the last paragraph.

The delivery of a series of three lectures at Oxford last summer has given Professor Cassel an opportunity of fulfilling his function of instructing public opinion in the intricacies of economic theory, especially of monetary theory in their application to current events. This little book of just under 100 pages is the result. As admirers of Professor Cassel will expect, it is full of wisdom, expressed with an admirable clarity and simplicity.

He points out that so long as the policy of economising gold, recommended at the Genoa Conference, was carried out, it was possible to prevent any considerable rise in the value of gold. “The world reaped the fruits of this policy in an economic development in which most countries had their share and which for some countries meant a great deal of prosperity” (p. 27).

Progress up to 1928 was normally healthy; it was not more rapid than was usual in the pre-war period. It was interrupted in 1929 by the fall of prices, for which in Professor Cassel’s view the responsibility rests on the central banks. “The course of a ship is doubtless the combined result of wind, current and navigation, and each of these factors could be quoted as independent causes of the result that the ship arrives at a certain place.” But it is navigation that is within human control, and consequently the responsibility rests on the captain. So a central bank, which has the monopoly of supplying the community with currency, bears the responsibility for variations in the value of the currency (pp. 46-7).

Under a gold standard the responsibility becomes international, but “if some important central banks follow a policy which must lead, say, to a violent increase in the value of gold, the behaviour of such banks must be regarded as the cause of this movement” (p. 48).

Professor Cassel further apportions a heavy share of the responsibility for the breakdown to war debts and reparations. “The payment of war debts in conjunction with the unwillingness to receive payment in the normal form of goods led to unreasonable demands on the world’s monetary stocks; and the claimants failed to use in a proper way the gold that they had accumulated” (pp. 71-2).

Just as a reminder, if you have made it this far, don’t stop without reading the next and final paragraph.

Finally, for a remedy, “the best thing that the gold standard countries could do for a rapid economic recovery would be immediately to start an inflation of their currencies. If this inflation were the outcome of a deliberate and well-conceived policy it could be controlled, and the consequent rise of the general level of commodity prices could be kept within such limits as were deemed desirable for the restoration of a necessary equilibrium between different groups of prices, wages, and commercial debts” (p. 94).

Let’s read that again:

If inflation were the outcome of a deliberate and well-conceived policy, it could be controlled, and the consequent rise of the general level of commodity prices could be kept within such limits as were deemed desirable for the restoration of a necessary equilibrium between different groups of prices, wages, and commercial debts.


About Me

David Glasner
Washington, DC

I am an economist in the Washington DC area. My research and writing has been mostly on monetary economics and policy and the history of economics. In my book Free Banking and Monetary Reform, I argued for a non-Monetarist non-Keynesian approach to monetary policy, based on a theory of a competitive supply of money. Over the years, I have become increasingly impressed by the similarities between my approach and that of R. G. Hawtrey and hope to bring Hawtrey’s unduly neglected contributions to the attention of a wider audience.

My new book Studies in the History of Monetary Theory: Controversies and Clarifications has been published by Palgrave Macmillan

Follow me on Twitter @david_glasner

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