1. G. Acs, and P. Loprest . 2001 . "Final Synthesis Report of Findings from ASPE's 'Leaver' Grants ."Washington, DC: Urban Institute.
2. Assistant Secretary for Planning and Evaluation (ASPE) . 1999 . "State Implementation of Major Changes to Welfare Policies 1992-1998" [accessed 2004]. Report Written by Gil Crouse. Available athttp://aspe.hhs.gov/hsp/Waiver-Policies99/policy_CEA.htm
3. How Much Should We Trust Differences-In-Differences Estimates?
4. Welfare Reform and Health
5. The impact of welfare reform on marriage and divorce