Continuos credibility effects are incorporated into a simple model of optimal monetary policy. The resulting model provides explanations for a number of "folk theorems" about credibility in monetary policy. A central bank with low initial credibility pursues a more restrictive policy than a...

Simple inflation targets may be supplemented with an escape clause to be evoked in case the economy is hit by a major supply shock. In this paper, consistent solutions to the Flood and Isard (1990) escape clause model are derived in the spirit of Lohmann (1990). She showed that Flood and Isard's...