7 IZA Discussion Papers
IZA Discussion Paper No. 16735
IZA Discussion Paper No. 9462
published in: Labour Economics, 2016, 43, 159-170
IZA Discussion Paper No. 4894
published in: International Economic Review, 2012, 53 (2), 453-486
IZA Discussion Paper No. 1967
published in: Labour Economics, 2008, 15 (1), 68-77
IZA Discussion Paper No. 1831
published in: Oxford Economic Papers, 2008, 60 (2), 275-292
IZA Discussion Paper No. 961
published in: De Economist, 2006, 154 (1), 63-83