613 IZA Discussion Papers
IZA Discussion Paper No. 4144
IZA Discussion Paper No. 4143
IZA Discussion Paper No. 4103
published in: Advances in Econometrics, 2009, 25, 433-469
IZA Discussion Paper No. 4042
revised version published in: B.E. Journal of Macroeconomics: Advances in Macroeconomics, , 2010, 10 (1), Article 28
IZA Discussion Paper No. 4017
IZA Discussion Paper No. 4005
published in: Economic Journal, 2009, 119 (538), F231 - F251
IZA Discussion Paper No. 3979
IZA Discussion Paper No. 3934
published in: Labour, 2010, 24(3), 311–332
IZA Discussion Paper No. 3926
published in: Journal of Development Economics, 2011, 95 (1), 18-29
IZA Discussion Paper No. 3926
published in: Journal of Development Economics, 2011, 95 (1), 18-29
IZA Discussion Paper No. 3910
revised version published as 'Vouchers and Caseworkers in Training Programs for the Unemployed' in: Empirical Economics, 2013, 45 (3), 1089-1127
IZA Discussion Paper No. 3871
published in: Economic Journal, 2009, 119 (536), 540 - 561
IZA Discussion Paper No. 3848
published in: Journal of the European Economic Association, 2009, 7, (2-3), 595 - 605
IZA Discussion Paper No. 3808
published in: Journal of Development Economics, 2011, 96 (1), 79 - 94
IZA Discussion Paper No. 3688
published in: Economic Journal, 2010, 120(545), 683-708
IZA Discussion Paper No. 3683
IZA Discussion Paper No. 3677
published in: Labour, 2009, 23 (Special Issue), 139 - 175
IZA Discussion Paper No. 3602
published in: Journal of International Economics, 2009, 78(2), 287–291
IZA Discussion Paper No. 3540
revised version published in: Empirical Economics, 2013, 44(1), 289-328