4 IZA Discussion Papers
IZA Discussion Paper No. 12095
IZA Discussion Paper No. 11061
published in: Journal of Legal Studies, 2018, 47 (S1), S5 - S44
IZA Discussion Paper No. 9941
published in: International Migration, 2016, 54(5), 76-90
IZA Discussion Paper No. 7485
published in: Emerging Markets Finance and Trade, 2015, 51(6), 1175-1178