49 IZA Discussion Papers
IZA Discussion Paper No. 4830
published in: Journal of the Royal Statistical Society (Series A), 2014, 177, 807-827.
IZA Discussion Paper No. 3704
revised version published in: Journal of Labor Economics, 2012, 30 (3), 657-706
IZA Discussion Paper No. 3664
published in: Journal of Human Resources, 2010, 45 (3), 640-654
IZA Discussion Paper No. 3314
published in: Oxford Economic Papers, 2010, 62 (1), 157-184
IZA Discussion Paper No. 2951
published in: Journal of Human Resources, 2009, 44(2), 536-563
IZA Discussion Paper No. 2359
published in: Economic Development and Cultural Change, 2011, 59(4), 777-810
IZA Discussion Paper No. 2219
revised version published in: Journal of The Royal Statistical Society Series A-Statistics In Society, 174 (1) 2011, 195-212
IZA Discussion Paper No. 1832
IZA Discussion Paper No. 1328
published in: Journal of Health Economics, 2007, 26 (2), 213-232