4 IZA Discussion Papers
IZA Discussion Paper No. 10921
IZA Discussion Paper No. 10187
Revised version published as 'Paying for Kidneys? A Randomized Survey and Choice Experiment' in: American Economic Review (August 2019)
IZA Discussion Paper No. 7442
IZA Discussion Paper No. 3498
published in: European Journal of Political Economy, 2010, 26 (3), 340-350