This paper marks Social Security’s open group liability to market taking into account the riskiness of its aggregate benefit payments and tax receipts. The open group liability references the present value of the system’s net cash flow from now through the indefinite future. We treat the...

According to a recent, highly detailed, and conservative estimate by Gokhale and Smetters (2005), the present value difference between the U.S. government's projected future expenditures and its projected future tax receipts exceeds $60 trillion. Closing this enormous fiscal gap requires a...

Governments are known for procrastinating when it comes to resolving painful policy problems. Whatever the political motives for waiting to decide, procrastination distorts economic decisions relative to what would arise with early policy resolution. In so doing, they engender excess burden....

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...