6 IZA Discussion Papers
IZA Discussion Paper No. 15758
IZA Discussion Paper No. 12497
published in: Journal of Economic Behavior & Organization, 2020, 173, 301-321
IZA Discussion Paper No. 12262
published in: Canadian Public Policy, 2019, 45 (2), 239-261.
IZA Discussion Paper No. 11762
published in: Economic Inquiry, 2019, 57 (3), 1636 - 1658
IZA Discussion Paper No. 8895
revised version published in: American Economic Journal - Economic Policy, 2018, 10 (3), 284-308
IZA Discussion Paper No. 2939
published in: Review of Economics and Statistics, 2011, 93 (1), 228 - 243