This article analyzes how announced surprises in monetary policy actions and macroeconomic data releases affect the average rate of inflation that economic agents expect to prevail over the 10-year period following the surprise. The analysis also addresses the effect of Federal Reserve...

Monetary theory and policy have been revolutionized in the two decades since October 1979, when the Federal Reserve under the leadership of Paul Volcker moved to stabilize inflation and bring it down. On the side of practice, the decisive factor was the demonstration that monetary policy could...