This paper challenges the conventional view that foreign exchange risk premiums are small, not volatile, and unrelated to macroeconomic variables. For the Italian lira (1987-94), unconditional risk premiums—constructed using survey data to measure exchange rate expectations—are found to be...

This paper challenges the conventional view that foreign exchange risk premiums are small, not volatile, and unrelated to macroeconomic variables. For the Italian lira (1987-1994), unconditional risk premiums--constructed using survey data to measure exchange rate expectations--are found to be...

While popular wisdom holds that the United States should save more now in anticipation of the aging of the baby boom generation, the optimal response to population aging from a macroeconomic perspective is not clear-cut. Indeed, Cutler, Poterba, Sheiner, and Summers ("CPSS",1990) argued that the...

We analyze how public debt evolves when successive policymakers have different policy goals and cannot make credible commitments about their future policies. We consider several cases to be able to disentangle and quantify the respective effects of imperfect commitment and political...

A general-equilibrium model is developed to highlight the link between neo-Keynesian models of unemployment and recent results on the constrained suboptimality of competitive economies with incomplete asset markets. Although the model deviates from the Arrow-Debreu paradigm only by the absence...