It has become common practice to estimate the response of asset prices to monetary policy actions using market-based measures such as the unexpected change in the federal funds futures rate as proxies for monetary policy shocks. I show that because interest rates and market-based measures of...

The Phillips curve framework, which includes the output gap and natural rate hypothesis, plays a central role in the canonical macroeconomic model used in analyses of monetary policy. It is now well understood that real-time data must be used to evaluate historical monetary policy. We believe...