4 IZA Discussion Papers
IZA Discussion Paper No. 11374
published in: Swiss Journal of Economics and Statistics, 2020, 156, Article number: 3 (2020)
IZA Discussion Paper No. 3306
IZA Discussion Paper No. 2634
published in: Journal of Economic Dynamics and Control, 2008, 32 (10), 3376-3395
IZA Discussion Paper No. 861
published in: Applied Economics, 2004, 36 (4), 277-290