6 IZA Discussion Papers
IZA Discussion Paper No. 13040
IZA Discussion Paper No. 11500
published in: Economica, 2019, 86 (344), 663-688
IZA Discussion Paper No. 8165
published in: Cambridge Journal of Economics, 2016, 40(1), 123-140
IZA Discussion Paper No. 7543
IZA Discussion Paper No. 6382
published in: Review of Development Economics, 2013, 17 (3), 559-570
IZA Discussion Paper No. 4226
published in: Canadian Journal of Economics, 2010, 43(2), 547-573