Over the past twenty years, monetary policy rules have played an increasingly central role in disucssions of monetary policy strategy and tactics at the Federal Reserve. This represented a sea change in thinking about monetary policy in terms of a systematic startagey rather than a sequence of...

Renewed interest in fiscal policy has increased the use of quantitative models to evaluate policy. Because of modelling uncertainty, it is essential that policy evaluations be robust to alternative assumptions. We find that models currently being used in practice to evaluate fiscal policy...