4 IZA Discussion Papers
IZA Discussion Paper No. 11535
published in: Journal of Economic Behavior & Organization, 2020, 169, 79-91
IZA Discussion Paper No. 7471
published in: Labour Economics, 2013, 24, 170-179
IZA Discussion Paper No. 7083
published in: Oxford Bulletin of Economics and Statistics, 2018, 80 (6), 1029 - 1061
IZA Discussion Paper No. 6925
published in: Economics Letters, 2013, 118 (1), 167-169