We study the relation between inflation and real activity over the business cycle. We employ a Trend-Cycle VAR model to … control for low-frequency movements in inflation, unemployment, and growth that are pervasive in the post-WWII period. We show … that cyclical fluctuations of inflation are related to cyclical movements in real activity and unemployment, in line with …

difference by showing that, although the pass-through of marginal cost into inflation is substantial, the elasticity of marginal … inflation …

The US and other advanced countries suffered bursts of severe inflation in 2021 and the first half of 2022, followed by … declines of inflation later in 2022, in some countries. In times of high volatility of price determinants--cost and … productivity--inflation can jump upward and fall downward at high speed, contrary to the uniformly sticky behavior associated with …

We show that, in a broad class of menu cost models, the dynamics of aggregate inflation in response to arbitrary shocks …

explaining bouts of inflation. We begin by showing that a quasi-flat Phillips curve, which was popular prior to the pandemic …, still fits the post-2020 US data well and that changes in short term inflation expectations induced by supply shocks likely … played a major role in the recent inflation episode. We then document features of the joint dynamics of inflation and …

variables may be fractionally integrated and the predictive relation may feature cointegration, we provide sup-Wald break tests …

their role in influencing the credibility of the monetary authority. We focus on measures of inflation expectations, the … mean reversion properties of inflation, and indicators of exchange rate risk. In addition we place some emphasis on whether …

the adoption of inflation targeting. However, the recent financial crisis and the call for central banks to focus more on …

-price changes, and an index of equiproportional changes in all inflation rates, that we label "pure" inflation. The paper estimates … changes to fundamental economic shocks. We use the estimates of the pure inflation and aggregate relative-price components to … answer two questions. First, what share of the variability of inflation is associated with each component, and how are they …