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The Review of Economics and Statistics Vol. 107 No. 5 2025

Did the Federal Reserve Break the Phillips Curve? Theory and Evidence of Anchoring Inflation Expectations

Brent Bundick; Andrew Lee Smith

Federal Reserve Bank of Kansas City

open access

Abstract

In a macroeconomic model with drifting long-run inflation expectations, the anchoring of inflation expectations manifests in two testable predictions. First, expectations about inflation far in the future should no longer respond to news about current inflation. Second, better anchored inflation expectations weaken the relationship between unemployment and inflation, flattening the reduced-form Phillips curve. We evaluate both predictions and find that the Federal Reserve’s communication of a numerical inflation objective, first through its Summary of Economic Projections and later through the announcement of a 2% target in 2012, better anchored inflation expectations. Moreover, inflation expectations in the United States have remained anchored amid the volatility of the COVID-19 pandemic. In contrast, similar analysis reveals no evidence of anchoring in Japan despite the adoption of a numerical inflation target.

DOI
10.1162/rest_a_01357
Volume
107
Issue
5
Pages
1310-1326
Language
en
Sources
openalex bibtex:phds-export.bib crossref

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