The fraction of the population over age sixty-five in many developed countries is projected to rise, in some cases sharply, in coming decades. This has drawn growing interest to research on the health and economic circumstances of individuals as they age. Many individuals are retiring from paid...

Even as life expectancy in many countries has continued to increase, social security and similar government programs can provide strong incentives for workers to leave the labor force when they reach the age of eligibility for benefits. Disability insurance programs can also play a significant...

In recent years a decline in the labor force participation of older workers has combined with rapid current and projected increases in the number of older Americans, producing major policy debates over looming "crises" in social security and, to a lesser extent, in the private pension system....