It has recently become popular to argue that globalization has had or will soon have dramatic consequences for the nature of the monetary transmission mechanism, and it is sometimes suggested that this could threaten the ability of national central banks to control inflation within their...

This paper reconsiders the Phelps-Lucas hypothesis, according to which temporary real effects of purely nominal disturbances result from imperfect information, but departs from the assumptions of Lucas (1973) in two crucial respects. Due to monopolistically competitive pricing, higher-order...

Nonetheless, we find that the target criterion--a linear relation that should be maintained between the inflation rate and changes in the output gap--that characterizes optimal policy in the basic NK model continues to provide a good approximation to optimal policy, even in the presence of...