This paper surveys the recent literature on the theory of macroeconomic policy. We study the effect of various incentive constraints on the policy making process, such as lack of credibility, political opportunism, political ideology, and divided government. The survey is organized in three...

Why do we see nominal contracts in the presence of price level risk? To answer this question, this paper studies an overlapping generations model in which the equilibrium contract form is optimal, given the contracts elsewhere in the economy. Nominal contracts turn out to be optimal in the...

We argue in this paper that the second-best nature of trade-policy intervention makes it likely that the issue of time consistency viii be an important consideration in determining both the extent and the efficacy of such intervention in most environments. The point is seen most directly by...

This paper studies how the creation of a European Central Bank (ECB) will change the political economy of monetary policy in Europe. The twelve governors of the national Central Banks of the EEC have recently proposed a statute for the ECB which delineates its institutional structure. In this...