3 IZA Discussion Papers
IZA Discussion Paper No. 10561
published in: Journal of Economic Psychology, 2017, 60, 71-91,
IZA Discussion Paper No. 10411
revised version published in: Journal of Population Economics, 2018, 32, 799- 844
IZA Discussion Paper No. 8588
published in: IZA Journal of Labor Economics, 2017, 6, 6 (2017)