Policy Phase Lag Can Lead to Over Tightening

Policy Phase Lag Can Lead to Over Tightening
Traders work on the floor of the New York Stock Exchange (NYSE) on June 16, 2022 in New York City. Stocks fell sharply in morning trading as investors react to the Federal Reserve's largest rate hike since 1994. Spencer Platt/Getty Images
Law Ka-chung
Updated:
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Commentary

Since the previous Federal Open Market Committee (FOMC) meeting, where the Federal Reserve (Fed) reiterated a longer-than-expected rate hike and a later-than-expected rate cut, the shorter market rates then edged up. Yet, Fed funds futures show the terminal rate stayed at around five percent and moved within a small range of plus or minus 25 basis points. The market is likely to remain in a narrow range, and the terminal hike will likely end in March, May, or June 2023.

One of the possible reasons why the Fed gave such a hawkish signal is probably the persistently high inflation and a strong economy. This year, the core inflation rate has stayed at or above the 6 percent level, while the official unemployment rate remains at 3.6 percent. These are no doubt strong signals of overheating. Based on models of the past, the so-called equilibrium or neutral interest rate was probably three percent or below, but the current trend is upward of three percent or even four percent plus. The Fed funds target rate has just reached above this level.

With such a short period of tightening, one cannot expect any inflation reduction by now. The Fed was undoubtedly significantly behind the curve when inflation reached eight percent (in February) before the first hike. But a turbo chase of rate hikes in recent months does not mean inflation would decline immediately. Since inflation is no longer supply-side driven but demand-driven with a wage-price spiral, the mechanism to bring down inflation must be first to drive up the unemployment rate. That says it needs to create a recession in the first place.

Illustration of year-on-year change of U.S. real Fed funds against year-on-year change in U.S. unemployment rate, with an 18-month time shift. (Courtesy of Law Ka-chung)
Illustration of year-on-year change of U.S. real Fed funds against year-on-year change in U.S. unemployment rate, with an 18-month time shift. Courtesy of Law Ka-chung

To see this, we have to identify the exact relationship between rate hikes and the change in the unemployment rate; or to be “exact,” we need to know the dynamics or phase lead/lag between them. For the interest rate to generate a real effect, it is the real rate rather than the nominal rate that matters. Thus, the real interest rate is the nominal rate minus inflation. The chart shows a six-quarter time gap to see a correlation between an actual interest rate hike and a rise in unemployment. This time lag is more extended than many have thought.

In other words, the rate hikes since March would not generate a meaningful effect until Fall 2023. As the blue path projects, the red should come down first and then shoot up. This time lag means the unemployment rate might have a year-over-year decline first before rising! As the number a year ago was at 3.9 percent or above, the numbers ahead will likely remain lower than this.

This might be a dangerous signal for the Fed as it may already have gone too far (behind the curve again). They might falsely judge the economy as more solid than expected, yet the change can happen all of a sudden—termed the Minsky moment. If the housing market crashes, the likelihood will be even higher.

Views expressed in this article are opinions of the author and do not necessarily reflect the views of The Epoch Times.
Law Ka-chung
Law Ka-chung
Author
Law Ka-chung is a commentator on global macroeconomics and markets. He has been writing numerous newspaper and magazine columns and talking about markets on various TV, radio, and online channels in Hong Kong since 2005. He covers all types of economics and finance topics in the United States, Europe, and Asia, ranging from macroeconomic theories to market outlook for equities, currencies, rates, yields, and commodities. He has been the chief economist and strategist at a Hong Kong branch of the fifth-largest Chinese bank for more than 12 years. He has a Ph.D. in Economics, MSc in Mathematics, and MSc in Astrophysics.
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