6 IZA Discussion Papers
IZA Discussion Paper No. 16691
IZA Discussion Paper No. 11039
published in: Journal of Development Studies, 2019, 55 (12), 2644 - 2661
IZA Discussion Paper No. 8584
IZA Discussion Paper No. 3616
published in: American Economic Review, 2010, 100 (5), 2340-2360
IZA Discussion Paper No. 2581
published in: Kyklos, 2007, 60(2), 145-163
IZA Discussion Paper No. 2018
revised version published as 'The effectiveness of European active labor market programs' in: Labour Economics, 2010, 17 (6), 904-918