8 IZA Discussion Papers
IZA Discussion Paper No. 13552
IZA Discussion Paper No. 12836
IZA Discussion Paper No. 12034
published in: Oxford Review of Economic Policy, 2019, 35 (3), 550–563
IZA Discussion Paper No. 11351
Published in Journal of Health Economics 63, 145-158
IZA Discussion Paper No. 7188
IZA Discussion Paper No. 6251
IZA Discussion Paper No. 2175
published in Rodriguez P., Kesenne S. and Garcia J (eds.), Sports Economics after Fifty Years: Essays in Honour of Simon Rottenberg, University of Oviedo Press: 2006
IZA Discussion Paper No. 1291
revised version published in: Industrial and Labor Relations Review, 2007, 60 (3), 340-356