The paper develops a simple choice-theoretic model suitable for carrying out welfare" analyses of the international transmission of monetary and fiscal policies. The model can be" solved in closed form and illustrated in terms of the simplest graphical apparatus provide the analysis of...

We study whether a central bank should deviate from its objective of price stability to promote financial stability. We tackle this question within a textbook New Keynesian model augmented with capital accumulation and microfounded endogenous financial crises. We compare several interest rate...

We describe some of the main features of the recent vintage macroeconomic models used for monetary policy evaluation. We point to some of the key differences with respect to the earlier generation of macro models, and highlight the insights for policy that these new frameworks have to offer. Our...

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...