68 IZA Discussion Papers
IZA Discussion Paper No. 5598
IZA Discussion Paper No. 5281
IZA Discussion Paper No. 4817
revised version published in: Journal of Peace Research, 2012, 49 (6), 769-783
IZA Discussion Paper No. 4688
published in: World Bank Economic Review, 2011, 25 (1), 77-104
IZA Discussion Paper No. 4456
published in: Journal of Demographic Economics, 2015, 81 (4), 331-377
IZA Discussion Paper No. 3421
published in: Quarterly Journal of Economics, 2009, 124(4), 1541-1591
IZA Discussion Paper No. 3415
IZA Discussion Paper No. 2984
slightly revised version published in: Economics Letters, 2008, 99 (3), 552-556