Pienta, Amy M., and Tyson H. Brown. 2001. "Labor Force Transitions Among Disabled
 Workers: An Examination of Gender Differences." Poster presented at the
 American Sociological Association, Anaheim, CA. August 2001.

Quadagno, J., and Jennifer Reid. 1999. "The Political Economy Perspective in Aging."
 V.L. Bengtson and K.W. Schaie (Eds.), Handbook of Theories ofAging: 344-358.
 New York: Springer Publishing Company.

Szinovacz, M.E., DeViney, S., and Davey, A. 2001. "Influences of Family Obligations
 and Relationships on Retirement: Variations by gender, race, and marital status."
 Journals of Gerontology: Social Sciences 56: S20-S27.

U.S. Bureau of the Census. 1993. Statistical Abstract of the United States. Washington,
 D.C.: Government Printing Office.

Welch, F. 1990. "The Employment of Black Men." Journal of Labor Economics 8: S26-
 S74.

Wilson, W. J. 1987. "The Obligation to Work and the Availability of Jobs: A Dialogue
 Between Lawrence M. Mead and William Julius Wilson." Focus 10: 11-19.

Wray, L.A. 1996. "The Role of Ethnicity in the Disability and Work Experience of
 Preretirment-age Americans." The Gerontologist 36: 287-296.