RT Book T1 A research design to study the labor market effects of the employment opportunity pilot projects T2 Institute for Research on Poverty reprint series JF Institute for Research on Poverty reprint series A2 Bishop, John LA English PP Madison PB Univ. of Wisconsin YR 1980 UL https://krimdok.uni-tuebingen.de/Record/1084252678 NO Aus: Evaluation studies review annual ; 5 (1980)