This is the introduction and summary to the sixth phase of an ongoing project on Social Security Programs and Retirement Around the World. The first phase described the retirement incentives inherent in plan provisions and documented the strong relationship across countries between social...

A rising share of older workers in the U.S. make use of the Disability Insurance (DI) program in their transition to retirement, with about one in seven men and one in nine women ages 60 to 64 now enrolled in the program. This study explores how financial incentives from Social Security and DI...