8 IZA Discussion Papers
IZA Discussion Paper No. 13849
IZA Discussion Paper No. 11546
IZA Discussion Paper No. 11291
IZA Discussion Paper No. 8875
published in: IZA Journal of Labor Economics, 2015, 4:15
IZA Discussion Paper No. 7381
revised version published in: Journal of Labor Economics, 2015, 33 (4), 973-1006.
IZA Discussion Paper No. 6801
published in: Journal of Regional Science, 2015, 55(3), 364-390
IZA Discussion Paper No. 6340
IZA Discussion Paper No. 465
revised version published in: Economic Journal, 2006, 116 (513), 659-679