6 IZA Discussion Papers
IZA Discussion Paper No. 16150
IZA Discussion Paper No. 14692
IZA Discussion Paper No. 10324
published in: Economics of Transition, 2017, 25(2), 239-270
IZA Discussion Paper No. 8886
published in: IZA Journal of Labor Policy, 2015, 4:7
IZA Discussion Paper No. 7843
IZA Discussion Paper No. 3911
published in: Applied Economics, 2013, 45 (5), 477-495