The 2022-2023 Inversion
The 2022-2023 Inversion
In August 2022, the yield curve inverted to levels not seen since the 1980s, signaling that the Fed's inflation-fighting campaign was about to break the economy. But the break was gentler than history suggested.
Key takeaways
- The 2022–2023 inversion was the deepest of the past 40 years, with the 2-10 spread reaching -150 bps
- The inversion was driven by aggressive Fed tightening (seven consecutive 75-basis-point rate hikes) to combat 40-year-high inflation
- Markets priced in a 12–18 month recession window starting in late 2023 or early 2024
- The U.S. economy proved more resilient than expected, defying the inversion's signal through 2023 and into 2024
- The episode illustrates both the power and the imprecision of yield curve signals
The Setup: Post-COVID Inflation Surge
By early 2022, inflation had rocketed to 9.1% year-over-year (the highest since 1981), driven by pandemic supply-chain disruption, massive fiscal and monetary stimulus, and energy shocks from Russia's invasion of Ukraine. The Fed had held rates near zero through 2021, with Chairman Powell insisting inflation was "transitory." But by mid-2022, that narrative had collapsed.
In June 2022, the Fed voted to raise rates by 75 basis points — the first such move since 1994. More shocks followed in July, September, and November: four consecutive 75-basis-point hikes, the most aggressive campaign since the Volcker era of the early 1980s.
Short-term rates spiked. The 2-year Treasury yield rose from 0.3% in January 2022 to over 4.5% by November. The Fed Funds rate target rose from 0–0.25% to 4.25–4.50% in just eight months.
Meanwhile, long-term rates did not rise nearly as fast. The 10-year yield rose from 1.5% in January 2022 to 3.5–4.0% range by November, but it lagged the 2-year. The curve flattened violently.
The Inversion Deepens
In August 2022, the 2-10 spread inverted for the first time since 2020 (when the COVID shock had caused a brief inversion). The spread turned negative, reaching -10 bps, then -50 bps, and by the end of 2022, -100 bps. In September 2023, the inversion bottomed at around -150 bps, the deepest level since the early 1980s.
The 3-month–10-year spread followed a similar trajectory, inverting in September 2022 and reaching -120 bps by June 2023.
For investors, traders, and Fed officials, the signal was unmistakable: a severe recession was coming in 12–18 months. The depth of the inversion — deeper than the 2007 pre-GFC inversion — suggested the recession would be significant, possibly severe.
What the Markets Were Pricing
The inverted curve reflected a consensus that the Fed's tightening had been too aggressive, that growth would weaken sharply, and that the Fed would soon reverse course with deep rate cuts. Forecasters and trading desks published recession probability estimates in the 30–40% range for late 2023 and early 2024.
Bond markets repositioned aggressively. Long-term bond yields actually fell in the latter half of 2022 as investors fled from equities into Treasuries, betting that the 10-year was a bargain ahead of an impending recession.
Credit spreads (the gap between corporate bond yields and Treasury yields) widened, reflecting heightened default risk if a recession arrived.
Equity markets sold off violently. The S&P 500 fell about 19% in 2022, the second-worst year in decades. Growth stocks, which are most vulnerable to recession, fell even harder.
The consensus was clear: the Fed had tightened too much, recession was coming, and the 10-year Treasury at 3.8–4.0% was about to fall sharply as the Fed reversed course.
Why the Inversion Happened
The mechanics were straightforward. The Fed was raising short rates to fight inflation, which had reached multi-decade highs. Markets expected the Fed to get inflation down to 2–2.5% within a couple of years, then cut rates significantly (possibly to 2–3% neutral levels, depending on how badly the economy slowed).
This created a perverse dynamic: the more aggressively the Fed hiked now, the more aggressively markets expected it to cut later. So the 2-year yield rose sharply (reflecting the near-term hiking), while the 10-year rose modestly (reflecting expectations of hikes now but cuts later, leaving the long-term path relatively anchored).
The result was an inversion.
Additionally, the long end benefited from "safe-haven" buying as equity markets swooned. Investors de-risking from stocks poured money into long Treasuries, driving prices up and yields down in the 10+ year zone. This safe-haven bid accelerated the inversion.
The Forecast: 12–18 Months of Waiting
From August 2022 onward, the message from the yield curve was: "Recession in late 2023 or early 2024." Forecasters published recession probability models showing 30–40% odds. The Fed itself, while downplaying the curve signal, acknowledged it as a warning sign.
The 12–18 month window began its countdown. Investors with long time horizons (pensions, endowments) began to de-risk, reducing equity exposure and shifting to bonds. Portfolio managers reduced cyclical exposures (financials, industrials) and increased defensive (utilities, consumer staples).
But something unexpected happened: the U.S. economy did not cooperate with the script.
2023: Resilience Defies the Signal
Through 2023, despite the inversion, the U.S. economy grew. Fourth-quarter 2022 GDP was revised to positive 0.7%. Q1 2023 was 1.3%. Q2 was 2.4%. Q3 was 4.9% (the strongest quarter in two years). Q4 was 3.4%.
Annual growth in 2023 came in at around 2.5%, not spectacular but well above recession levels.
The unemployment rate stayed low: 3.7% at the end of 2023, near 50-year lows. Jobless claims stayed near historic lows. Wage growth cooled somewhat but did not collapse.
Consumer spending, despite predictions of a consumption crash, remained robust. Corporate profits, which typically shrink in a recession, held up relatively well.
By early 2024, inflation had cooled from 9% to 3.2%, and the Fed had begun cutting rates (December 2023 and again in early 2024), exactly as the inverted curve had predicted. But the recession that supposedly accompanied those cuts did not materialize.
The yield curve's signal appeared to have failed, or at least been wrong about timing.
Why the Curve Signal Was Imprecise
Several factors explain the disconnect:
Energy price collapse: Oil fell from $120 per barrel in June 2022 to $75 by end-2023, a huge deflationary boost that helped break inflation faster than expected. The curve, inverted in mid-2022, did not anticipate how much energy would fall.
Resilient demand: U.S. consumers, supported by excess savings, low unemployment, and easy credit conditions, kept spending despite the inverted curve's recession signal. Businesses also kept hiring longer than typical in a downturn.
Fed uncertainty: The inversion signaled that the Fed had tightened too much. If the Fed had actually tightened to the degree the market feared, a recession would have followed. But the Fed showed willingness to pause, then eventually cut, sooner than historical norms would suggest. This "insurance" cutting (the December 2023 cut before recession was obvious) may have prevented the recession the curve was warning about.
AI optimism: Toward the end of 2023, equity markets surged on artificial intelligence excitement (sparked by ChatGPT's explosive growth in 2023). This shift from recession fears to tech euphoria was not anticipated in the August 2022 inversion scenario.
Financial conditions: Despite the inverted curve, financial conditions (credit spreads, equity valuations, bank lending conditions) did not tighten as severely as they did before the 2008 recession. This may have buffered the economy from the full force of the Fed's tightening.
The Lag Between Signal and Event
The inversion's failure to predict an imminent recession raises a question: is the 12–18 month lead time reliable, or does it vary more widely?
Historical data suggests the lead time is typical but not invariant. The 1989 inversion led to the 1990–1991 recession in about 15 months. The 2000 inversion led to the 2001 recession in 12 months. But the 2007 inversion led to the 2008 recession in about 18 months. The lag varies, and sometimes the economy surprises.
The 2022–2023 episode suggests the lag can be longer than 18 months, or the inversion can fail to materialize into a recession under the right conditions. The Fed's willingness to cut rates early (December 2023, before a recession had begun) may have short-circuited the recession cycle.
Lessons for Future Investors
The 2022–2023 episode teaches several lessons:
The yield curve is a warning, not a guarantee: A deep inversion is a powerful signal that recession risk is elevated. But it is not a deterministic calendar. A 12–18 month recession window means recession risk is highest in that window, not that recession will definitely occur.
Context matters: The Fed's policy response, inflation trends, energy prices, and consumer behavior all modulate how an inversion plays out. An investor who mechanically shorted equities in September 2022 and stayed short through 2023 suffered losses. An investor who used the inversion as a signal to reduce (not eliminate) equity exposure and increase (not maximize) bond exposure made a profitable move without betting the farm on a precise recession call.
The lag is real: The 12–18 month lead time is useful for strategic shifts (lightening equity exposure, extending bond duration) but not for tactical market-timing. An inversion in August 2022 suggested a recession window, not a market crash in October 2022.
Watch for signs of recession, not just the curve: As the 2023 data came in showing resilience (unemployment still low, growth still positive), investors should have updated their recession probability estimates downward, even as the curve remained deeply inverted. The curve is one signal; earnings, employment, and spending data are others.
The Yield Curve's Recovery
By late 2023 and into 2024, as the Fed cut rates and recession fears faded, the 2-10 spread recovered from -150 bps back toward zero and then positive territory. By mid-2024, the spread was around +50 bps, a level associated with normal economic conditions.
This recovery — from deepest inversion in 40 years to a positive spread in less than a year — illustrated the curve's sensitivity to changing conditions and the lag between signal and outcome.
Next
The 2022–2023 inversion was historic and illustrative, but it was not the first time an inverted curve preceded economic upheaval. The Great Recession of 2007–2009 was also presaged by a deep inversion. The next article examines that episode, which offers both parallels and contrasts with 2022–2023, and helps explain why an inversion is powerful but not predictive with precision.