Tolerating some volatility in the rate of inflation leads the design of inflation target characteristics—in inflation-targeting economies—to reflect flexibility in four dimensions, namely: the price index that defines the target, the width of the target range, the midpoint of the monetary...

Central banks must make policy decisions in the face of uncertainty based on imperfect and evolving knowledge about the economy. While few general results have emerged from the research on monetary policy in the face of uncertainty and learning, a key lesson is that neither uncertainty nor...

This brief review takes stock of the recent literature on monetary policy under inflation targeting and introduces new analytical and empirical research in this field. Six key areas of previous research are reviewed: the practice and optimality of inflation targeting regime features; optimal...

The choice between maintaining or giving up the national currency is determined by putting on balance the benefits of macroeconomic flexibility derived from a floating exchange rate and an independent monetary policy, and the microeconomic benefits derived from joining a currency union or...