3 IZA Discussion Papers
IZA Discussion Paper No. 9540
published in: Journal of Comparative Economics, 2017, 45 (3), 658 - 684
IZA Discussion Paper No. 9373
published in: Journal of Economic Geography, 2017, 17 (5), 1111–1148,
IZA Discussion Paper No. 3409
published in: Journal of Economic Behavior and Organization, 2009, 71 (2), 130-145