4 IZA Discussion Papers
IZA Discussion Paper No. 14538
published in: Journal of Economic Perspectives, 2021, 35(2), 49-76
IZA Discussion Paper No. 13706
(forthcoming in: European Economic Review)
IZA Discussion Paper No. 13668
published in: Journal of Common Market Studies, 2021, 59 (4), 802-821
IZA Discussion Paper No. 10381
published in: Empirica, 2017, 44(3): 407-434.