Beckenkamp, Martin; Engel, Christoph; Glöckner, Andreas; Irlenbusch, Bernd; Hennig-Schmidt, Heike; Kube, Sebastian; Kurschilgen, Michael; Morell, Alexander; Nicklisch, Andreas; Normann, Hans-Theo; Towfigh, Emanuel
(Max Planck Institute for Research on Collective Goods, Bonn, Germany, 2009)