Monthly Labor Review, 121 (12): 42-53, 1998.
University of Pennsylvania Journal of Labor and Employment Law, 1 (2): 457-472, 1998.
Do Americans Feel Overworked? Comparing Actual and Ideal Working Time
Published in Work and Family: Research Informing Policy. Toby Parcel and Daniel B. Cornfield, eds., Thousand Oaks, CA: Sage Publications, 2000: 71-95.
Who are the overworked Americans?
Review of Social Economy, 56 (4): 442-459, 1998.
Returns to Schooling and to Work Experience for Women and Men and 'Ability' Bias: Twins Estimates
Evaluating Pension Entitlements
Published in Forecasting Retirement Needs and Retirement Wealth. Philadelphia: University of Pennsylvania Press, 2000: 309-326.
Explaining Retirement Savings Shortfalls
Published in Forecasting Retirement Needs and Retirement Wealth. Philadelphia: University of Pennsylvania Press, 2000: 138-163.
Social Security Money's Worth
Published in Prospects for Social Security Reform. O.S.Mitchell, R. Myers, and H. Young, eds. Philadelphia: University of Pennsylvania Press, 1999: 79-151.
New Developments in the Economic Analysis of Retirement
Published in Handbook of Labor Economics. Orley Ashenfelter and David Card, eds. Amsterdam: North Holland, 1999: 3261-3308.