To offer a possible interpretation for recent empirical findings on earnings growth, this paper constructs a simple model with endogenous human capital investment, a distribution of natural abilities, and unbiased technological progress. The model predicts that in the long run, average earnings...

The Office of Retirement and Disability Policy at the Social Security Administration created the Retirement Research Consortium in 1998 to encourage research on topics related to Social Security and the well-being of older Americans, and to foster communication between the academic and policy...