44 IZA Discussion Papers
IZA Discussion Paper No. 546
published in: Empirica 30, 2003, 127-148.
IZA Discussion Paper No. 496
published in: Journal of Development Economics, 2006, 80 (2), 389-427
IZA Discussion Paper No. 351
published in: Journal of Comparative Economics, 2002, 30 (1), 96-133
IZA Discussion Paper No. 295
Typ