6 IZA Discussion Papers
IZA Discussion Paper No. 11184
published in: Journal of Economic Literature, 2019, 57 (2), 385 - 402
IZA Discussion Paper No. 11135
published in: Journal of Economic Behavior and Organization, 2021, 181, 360-368
IZA Discussion Paper No. 10958
IZA Discussion Paper No. 10759
IZA Discussion Paper No. 8821
published in: Journal of Economic Behavior and Organization,119, 482-495, 2015
IZA Discussion Paper No. 7682
published in: Economic Journal, 2014, 124 (580), F720- F738