228 IZA Discussion Papers
IZA Discussion Paper No. 1284
published in: Zeitschrift für Betriebswirtschaft, 2008, 78 (1), 45-70
IZA Discussion Paper No. 1122
published in: Review of Economics and Statistics, 2007, 89 (4), 721-736
IZA Discussion Paper No. 744
published in: European Journal of Political Economy, 2006, 22 (4), 944-968
IZA Discussion Paper No. 739
IZA Discussion Paper No. 655
published in: Economics of Education Review, 2005, 24 (3), 251-262
IZA Discussion Paper No. 485
published in: European Economic Review, 2006, 50 (3), 695-736
IZA Discussion Paper No. 333
published in: Journal of the Royal Statistical Society, Series A. (Statistics in Society), 2004, 167 (1), 157-178
IZA Discussion Paper No. 333
published in: Journal of the Royal Statistical Society, Series A. (Statistics in Society), 2004, 167 (1), 157-178