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Working Paper
Shocks, Frictions, and Policy Regimes: Understanding Inflation after the COVID-19 Pandemic
We set- up a two-sector New Keynesian model with input-output linkages to study the persistently high inflation during the post-COVID-19 period. We include multiple shocks as well as several amplification channels of these shocks in a parsimonious model to quantify the relative importance of each factor. We calibrate the model to match the pre-COVID-19 data and alter parameters governing 1) the fiscal rule, 2) inflation feedback in the monetary policy rule, 3) elasticity of substitution among intermediary inputs in production, and 4) the size of a sectoral demand shift shock to explain the ...