5 IZA Discussion Papers
IZA Discussion Paper No. 11919
published in: Journal of Behavioral & Experimental Economics 2021, 90, 101596
IZA Discussion Paper No. 6277
a revised version is published as: 'Peer effects and social preferences in voluntary cooperation: A theoretical and experimental analysis' in: Journal of Economic Psychology.48, 72-88, 2015; doi:10.1016/j.joep.2015.03.001
IZA Discussion Paper No. 6245
IZA Discussion Paper No. 4723
revised version published in: Journal of Applied Econometrics, 2014, 29 (1), 91-109
IZA Discussion Paper No. 4175