Forward guidance about future policy settings, in the form of a published policy-rate path, has for many years been a natural part of normal monetary policy for several central banks, including the Reserve Bank of New Zealand and the Swedish Riksbank. More recently, the Federal Reserve has...

"Inflation targeting is a monetary-policy strategy that is characterized by an announced numerical inflation target, an implementation of monetary policy that gives a major role to an inflation forecast and has been called forecast targeting, and a high degree of transparency and accountability....

Evaluating inflation-targeting monetary policy is more complicated than checking whether inflation has been on target, because inflation control is imperfect and flexible inflation targeting means that deviations from target may be deliberate in order to stabilize the real economy. A modified...