7 IZA Discussion Papers
IZA Discussion Paper No. 16462
IZA Discussion Paper No. 14839
IZA Discussion Paper No. 12487
revised version published in: World Development, 2021, 138, 105256
IZA Discussion Paper No. 11750
IZA Discussion Paper No. 11750
IZA Discussion Paper No. 6313
published in: Research in Labor Economics, Vol. 34, 2012
IZA Discussion Paper No. 3508
published in: Labour Economics, 17:4 (August 2010), 710-722