The new open-economy macroeconomics' seeks to provide an improved basis for monetary and exchange-rate policy through the construction of open-economy models that feature rational expectations, optimizing agents, and slowly adjusting prices of goods. This paper promotes an alternative approach...

This paper reviews the distinction between the timeless perspective and discretionary modes of monetary policymaking, the former representing rule-based policy as recently formalized by Woodford (1999b). In models with forward-looking expectations, this distinction is greater than in the models...

This paper reports results of simulation exercises that explore several questions relating to the design of rules for monetary policy. Emphasis is given to issues raised by the concept of rule operationality, i.e., reliance on feasible instrument variables and information sets. Many of the...

This paper argues that the rules versus discretion debate has been miscast because a central bank does not have to choose only between adopting a policy rule versus pure discretion, both of which have serious shortcomings. Rather it can choose a constrained discretionary regime that has...

We examine the effects of a “bubble” in the foreign exchange market, defined as an exogenous process that temporarily shifts the exchange rate away from the value implied by fundamentals. The bubble process is analogous to Bernanke and Gertler's (1999) specification of an asset price bubble....

This paper argues that the rules versus discretion debate has been miscast because a central bank does not have to choose only between adopting a policy rule versus pure discretion, both of which have serious shortcomings. Rather it can choose a constrained discretionary regime that has...