6 IZA Discussion Papers
IZA Discussion Paper No. 15431
IZA Discussion Paper No. 14165
IZA Discussion Paper No. 10905
published in: Labour Economics, 2018, 54, 135-151
IZA Discussion Paper No. 6681
published in: American Economic Review, 2014, 104 (7), 2049-2074
IZA Discussion Paper No. 3848
published in: Journal of the European Economic Association, 2009, 7, (2-3), 595 - 605
IZA Discussion Paper No. 798
published in: Journal of Labor Economics, 2004, 22 (2), 243-298