This paper develops a dynamic, life-cycle, general equilibrium model to study the interdependent demographic, fiscal, and economic transition paths of China, Japan, the U.S., and the EU. Each of these countries/regions is entering a period of rapid and significant aging that will require major...

The increase in the U.S. public debt over the past twelve years raises questions about its implications for investment and economic growth. This paper places these developments within an international and historical context and quantitatively examines the implications of various measures of the...