126 IZA Discussion Papers
IZA Discussion Paper No. 517
published in: Journal of Human Resources, 42 (2), 2007, 453-487
IZA Discussion Paper No. 517
published in: Journal of Human Resources, 42 (2), 2007, 453-487
IZA Discussion Paper No. 427
published in: Journal of Population Economics, 2002, 15 (3), 549–573
IZA Discussion Paper No. 408
published in: Review of Economics and Statistics, 2003, 85 (1), 38-50
IZA Discussion Paper No. 383
published in: Journal of Population Economics, 2007, 20 (4), 719 - 741
IZA Discussion Paper No. 198
published in: European Early Childhood Education Research Journal, 2003, 11 (2), 159-175