5 IZA Discussion Papers
IZA Discussion Paper No. 11232
IZA Discussion Paper No. 9799
published in: Journal of Labor Economics, 2018, 36 (3), 779-805
IZA Discussion Paper No. 987
published in: Journal of Economic Behavior and Organization, 2008, 67 (3-4), 820-831
IZA Discussion Paper No. 385
published in: Journal of the European Economic Association, 2005, 3 (1), 120-143
IZA Discussion Paper No. 67
published in: Jahrbücher für Nationalökonomie und Statistik, 2001, 221(2), 179-201