8 IZA Discussion Papers
IZA Discussion Paper No. 10356
published in: Proceedings of the National Academy of Science (PNAS), 2016, 113 (47), 13354-13359
IZA Discussion Paper No. 7750
published in: J. Heckman, J.E. Humphries, and T. Kautz (eds.), The Myth of Achievement Tests: The GED and the Role of Character in American Life, Chicago: University of Chicago Press, 2014
IZA Discussion Paper No. 6580
published in: Labour Economics, 2012, 19 (4), 451-464
IZA Discussion Paper No. 6185
published in: Journal of Development Economics, 2013, 104, 212-232
IZA Discussion Paper No. 4926
published in: Economics Letters, 2011, 110 (2), 79-82
IZA Discussion Paper No. 4925
published in: E.A. Hanushek, S. Machin, L. Woessmann (eds.), Handbook of the Economics of Education, Vol. 3, pp. 89-200, Amsterdam: North Holland, 2011
IZA Discussion Paper No. 3532
published in: Journal of Human Resources, 2011, 46(3), 647-667