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Taking the easy way out : how the GED testing program induces students to drop out
Heckman, James J.; LaFontaine, Paul A.; Rodríguez, Pedro L. - 2008
Persistent link: https://www.econbiz.de/10003870348
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On policies to reward the value added by educators
Cawley, John H.; Heckman, James J.; Vytlacil, Edward - In: The review of economics and statistics 81 (1999) 4, pp. 720-727
Persistent link: https://www.econbiz.de/10001437459