23 IZA Discussion Papers
IZA Discussion Paper No. 3044
published in: Journal of Labor Economics, 2008, 26 (3), 421 - 453
IZA Discussion Paper No. 2824
publiched in: Journal of Macroeconomics, 2011, 33 (4), 738-753
IZA Discussion Paper No. 2075
- 1
- 2