9 IZA Discussion Papers
IZA Discussion Paper No. 14953
IZA Discussion Paper No. 13082
IZA Discussion Paper No. 11840
IZA Discussion Paper No. 6166
published in Entrepreneurship Theory and Practice, 40 (2), 249-268
IZA Discussion Paper No. 6125
published in: Quantitative Economics, 2013, 4 (1), 1–37
IZA Discussion Paper No. 5653
revised version published in: American Economic Journal: Macroeconomics, 2016, 8 (4), 103-141
IZA Discussion Paper No. 1950
IZA Discussion Paper No. 615
revised version joint with Helge Braun published in: Geneva Risk and Insurance Review, 2007, 32(1), 61-90
IZA Discussion Paper No. 240
revised version published in: Geneva Papers of Risk and Insurance Theory, 2004, 29 (1), 55-74.