Study Search Results Your query returned 6 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. (?) Study Title/Investigator 1. Crime Days Precursors Study: Baltimore, 1952-1976 (ICPSR 8222) Nurco, David 2. National Longitudinal Survey of Youth, 1979 (ICPSR 34924) Ohio State University. Center for Human Resource Research 3. National Longitudinal Survey of Youth, 1997 (ICPSR 34923) Ohio State University. Center for Human Resource Research 4. National Supported Work Evaluation Study, 1975-1979: Public Use Files (ICPSR 7865) Manpower Demonstration Research Corporation 5. New Hope Project: Income and Employment Effects on Children and Families, 1994-2003 [Restricted Use] (ICPSR 30282) Huston, Aletha; Miller, Cynthia; Duncan, Greg; et al. 6. Youth Development Study, 1988-2004 [St. Paul, Minnesota] (ICPSR 24881) Mortimer, Jeylan T.