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作者：Camasso, MJ; Jagannathan, R; Harvey, C; Killingsworth, M
作者单位：Rutgers University System; Rutgers University New Brunswick
摘要：This paper examines the type of evidence policy analysts have used to identify the presence and magnitude of contamination in welfare reform experiments. Peter Rossi's critique of the New Jersey Family Development Program evaluation motivates the following discussion. In this critique Rossi and others contend that client inisperception about experimental control-group assignment resulted in contamination that negates reported treatment effectiveness. By applying the framework of the Rubin Caus...
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作者：Popkin, SJ; Galster, GC; Temkin, K; Herbig, C; Levy, DK; Richer, EK
作者单位：Urban Institute; Wayne State University
摘要：Between 1992 and 1996 the U.S. Department of Housing and Urban Development (HUD) settled a number of legal cases involving housing authorities and agreed to take remedial action as Part of court-enforced consent decrees entered into with plaintiffs. These housing authorities faced significant obstacles that impaired their ability to comply swiftly and fully with all of the elements in the desegregation consent decrees. The obstacles fell into two broad categories: contextual obstacles (racial ...
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作者：Brown, TL; Potoski, M
作者单位：University System of Ohio; Ohio State University; Iowa State University
摘要：Managing contracts is a complex process, often exacerbated by high transaction costs inherent in negotiating, implementing, and monitoring contract relationships with vendors. Through analyses of data from a 1997 International City/County Management Association survey of municipal and county governments, the way in which municipal and county governments respond to transaction cost factors inherent in contract service delivery is examined. The results of the analyses demonstrate that when gover...
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作者：Janow, ME
作者单位：Columbia University
