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The determinants of participation in a social program : evidence from a prototypical job training program
Heckman, James J.; Smith, Jeffrey A. - In: Journal of labor economics 22 (2004) 2, pp. 243-298
Persistent link: https://www.econbiz.de/10002109953
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The effect of schooling and ability on achievement test scores
Hansen, Karsten T.; Heckman, James J.; Mullen, Kathleen J. - In: Journal of econometrics 121 (2004) 1/2, pp. 39-98
Persistent link: https://www.econbiz.de/10002094158
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Bias-corrected estimates of GED returns
Heckman, James J.; LaFontaine, Paul A. - In: Journal of labor economics 24 (2006) 3, pp. 661-700
Persistent link: https://www.econbiz.de/10003365450