1.645 IZA Discussion Papers
IZA Discussion Paper No. 437
IZA Discussion Paper No. 418
published as 'Developing an immigration policy for Germany on the basis of a nonparametric labor market classification' in: Allgemeines Statistisches Archiv /Journal of the German Statistical Society, 2004, 88(1), 1-22
IZA Discussion Paper No. 405
IZA Discussion Paper No. 368
published in: Quarterly Journal of Economics, 2002, 117 (3), 997-1038
IZA Discussion Paper No. 366
IZA Discussion Paper No. 363
published in: Journal of Human Resources, 2003, 38 (1), 192-218
IZA Discussion Paper No. 363
published in: Journal of Human Resources, 2003, 38 (1), 192-218
IZA Discussion Paper No. 360
published in: Journal of Population Economics, 2009, 22 (4), 941 - 970
IZA Discussion Paper No. 348
published in: Economics of Education Review, 2003, 22(4), 421-432
IZA Discussion Paper No. 346
IZA Discussion Paper No. 346
IZA Discussion Paper No. 305
published in: Applied Economics Quarterly Supplement, 2001, 52, 127-156
IZA Discussion Paper No. 302
published as "The Why, When and How of Immigration Amnesties" in: Journal of Population Economics, 2011, 24 (1), 285-316
IZA Discussion Paper No. 302
published as "The Why, When and How of Immigration Amnesties" in: Journal of Population Economics, 2011, 24 (1), 285-316
IZA Discussion Paper No. 301
published in: E. Currle and T. Wunderlich (eds.), Deutschland – ein Einwanderungsland? Rückblick, Bilanz und neue Fragen - Festschrift für Friedrich Heckmann, Stuttgart 2001
IZA Discussion Paper No. 297
published in: Journal of Population Economics, 2003, 16 (4), 739-753
IZA Discussion Paper No. 286
published in: Ralph Rotte / Peter Stein (eds.), Migration Policy and the Economy: International Perspectives, Munich 2001
IZA Discussion Paper No. 275
published in: Research in Labor Economics, 2006, 24, 217-234
IZA Discussion Paper No. 266
published in: Journal of Development Economics, 2002, 67 (2), 351-372
IZA Discussion Paper No. 264
published in: European Economic Review, 47 (2), 2003, 353-369