The increasing labor force participation of older workers and its effect on the income of the aged.

The labor force participation rates of men and women aged 62-79 have notably increased since the mid-1990s. The result is a dramatic increase in the share of total money income attributable to earnings. For persons aged 65-69, the earnings share of total income increased from 28 percent in 1980 to 42 percent in 2009.

Assessing the performance of life-cycle portfolio allocation strategies for retirement saving: a simulation study.

This article examines the performance of four life-cycle portfolio allocation strategies through stochastic simulation based on observed U.S. asset returns during 1926-2008.