405 IZA Discussion Papers
IZA Discussion Paper No. 94
published in: Labour Economics, 2009, 9 (2), 143-186
IZA Discussion Paper No. 75
published in: Oxford Economic Papers, 52 (2000), 178-203
IZA Discussion Paper No. 30
published in: Journal of Comparative Economics, 1999, 27 (1), 61-89
IZA Discussion Paper No. 28
IZA Discussion Paper No. 4
published in: Ohashi, Isao/ Tachibanaki, Toshiaki (eds.), International Labour Markets, Incentives and Employment, Macmillan Press LTD, Houndsmills, 1998, 300-332