A structural retirement model is estimated using data for tenured, male faculty employed in the 1970's at 26 high quality private colleges and universities. Simulations of raising and then abolishing the mandatory retirement age suggest very large increases in full time work by faculty members...

From age 62 through the full retirement age, the earnings test reduces the share of married men who work full time by about four percentage points, which entails a reduction of about ten percent in the number of married men of that age at full time work. In terms of the cash flow of the system,...

We use data from the March 1968-2001 Current Population Surveys to document the evolution of elderly poverty over this time period, and to assess the causal role of the Social Security program in reducing poverty rates. We develop an instrumental variable approach that relies on the large...

One of the most important economic decisions facing the elderly, and their families, is whether to live independently. A number of previous studies suggest that widows are fairly responsive to Social Security benefits in deciding whether to live independently. But these previous studies have...