1. Department of Psychology, University of Cologne, Germany
2. Research Group Behavioral Law and Economics, Max Planck Institute for Research on Collective Goods, Bonn, Germany
3. Department of Psychology, Ludwig-Maximilians-Universität München, Germany
4. Department of Psychology, University of Trier, Germany
5. Leibniz Institute for Psychology (ZPID), Trier, Germany
6. Department of Psychology, University of Hamburg, Germany
7. Leibniz-Institut für Wissensmedien, Tuebingen, Germany