This paper examines the drivers of fluctuations in global inflation, defined as a common factor across monthly headline consumer price index (CPI) inflation in G7 countries, over the past half-century. We estimate a Factor-Augmented Vector Autoregression model where a wide range of shocks,...

Galí (2014) showed that a monetary policy rule that raises interest rates in response to bubbles can paradoxically lead to larger bubbles. This comment shows that a central bank that wants to dampen bubbles can always do so by raising interest rates aggressively enough. This result is different...

In December 2015, the Federal Reserve Board (FRB) initiated the process of "normalization," with the objective of gradually raising the federal funds rate back to "normal"-i.e., levels that are "neither expansionary nor contrary" and are consistent with the established 2 percent longer-run goal...