The co-movements of nominal exchange rates and short-term interest rates as the economy is hit by shocks is a potential source of ex post deviations from uncovered interest rate parity. This paper investigates whether an established model of endogenous monetary policy in an open economy is...

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...