Search results for: Bruno S. Frey
European Journal of Political Economy > 2004 > 20 > 2 > 509-515
Journal of Public Economics > 1996 > 60 > 3 > 335-349
European Journal of Political Economy > 2004 > 20 > 2 > 509-515
Journal of Public Economics > 1996 > 60 > 3 > 335-349