inflation is inertial. Microeconomic data indicate that firms change prices frequently. We formulate and estimate a model which … resolves this apparent micro - macro conflict. Our model is consistent with post-war U.S. evidence on inflation inertia even …

, consistent with the evidence, increases with inflation. Because we assume that firms sell multiple products and choose how many … inflation accelerator--a feedback loop between inflation and the fraction of price changes--which significantly increases the … slope of the Phillips curve during periods of high inflation. Applied to the U.S. time series, our model predicts that the …

reduced to a tractable canonical system in domestic inflation and the output gap. We employ this framework to analyze the … macroeconomic implications of three alternative monetary policy regimes for the small open economy: domestic inflation targeting … exchange rate volatility that they entail. We also discuss a special case for which domestic inflation targeting constitutes …

We provide theory and evidence that relative price shocks can cause aggregate inflation and act as aggregate supply … on U.S. core inflation while depressing U.S. real activity. In a two-sector monetary model with upstream and downstream … predictions. Motivated by post-COVID inflation in the U.S., a model experiment shows that a one-time relative price shock …

expected inflation. Such nominally sticky discount rates imply that increases in expected inflation directly lower firms' real … shocks and higher investment in response to government spending. Sticky discount rates imply that inflation has real effects … inflation expectations and permanently lowers the long-run inflation target in response to expansionary shocks, even when shocks …