IMF Working Papers

Shocks to Inflation Expectations

By Philip Barrett, Jonathan J. Adams

April 29, 2022

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Philip Barrett, and Jonathan J. Adams Shocks to Inflation Expectations, (USA: International Monetary Fund, 2022) accessed December 21, 2024

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Summary

The consensus among central bankers is that higher inflation expectations can drive up inflation today, requiring tighter policy. We assess this by devising a novel method for identifying shocks to inflation expectations, estimating a semi-structural VAR where an expectation shock is identified as that which causes measured expectations to diverge from rationality. Using data for the United States, we find that a positive inflation expectations shock is deflationary and contractionary: inflation, output, and interest rates all fall. These results are inconsistent with the standard New Keynesian model, which predicts inflation and interest rate hikes. We discuss possible resolutions to this new puzzle.

Subject: Econometric analysis, Economic theory, Inflation, Machine learning, Neoclassical theory, Prices, Rational expectations, Technology, Vector autoregression

Keywords: Expectations, Expectations multiplier, Forecasted inflation, Inflation, Inflation, Inflation expectation, Inflation impulse, Interest rate hike, Machine learning, Monetary Policy, Neoclassical theory, Rational expectations, Sentiment shock, Sentiments, Vector autoregression

Publication Details

  • Pages:

    52

  • Volume:

    ---

  • DOI:

    ---

  • Issue:

    ---

  • Series:

    Working Paper No. 2022/072

  • Stock No:

    WPIEA2022072

  • ISBN:

    9798400206313

  • ISSN:

    1018-5941