3 IZA Discussion Papers
IZA Discussion Paper No. 5112
published in: Review of World Economics, 2014, 150 (4), 763-785
IZA Discussion Paper No. 4964
published in: The World Economy, 2012, 35 (6), 694-712
IZA Discussion Paper No. 4928
published in: Jahrbücher für Nationalökonomie und Statistik, 2011, 231 (4), 546-557