3 IZA Discussion Papers
IZA Discussion Paper No. 4084
IZA Discussion Paper No. 1769
published as "Competitive Rivalry, Social Disposition, and Subjective Well-Being: An Experiment" in: Journal of Public Economics, 2009, 93 (11-12), 1158-1167
IZA Discussion Paper No. 897
published in: Econometrica, 2004, 72 (3), 747-780