128 IZA Discussion Papers
IZA Discussion Paper No. 499
published in: Journal of Law and Economics, 2003, 46 (1), 61-84
IZA Discussion Paper No. 353
IZA Discussion Paper No. 258
published in: International Migration Review, 2006, 40 (2), 318-347
IZA Discussion Paper No. 119
IZA Discussion Paper No. 39
published in: Journal of Labor Economics, 2000, 18 (3), 353-376
IZA Discussion Paper No. 29
IZA Discussion Paper No. 16
IZA Discussion Paper No. 14
published as 'Erfolgsbedingungen empirischer Wirtschaftsforschung und empirisch gestutzter wirtschafts- und sozialpolitischer Beratung. Ein Memorandum' in: Allgemeines Statistisches Archiv / Journal of the German Statistical Society, 1998, 82 (3), 369-379