1. Because the link to the RCS is not clear in classical implementations, subjects think of what is closest to their everyday life, and this is probably bargaining. See Engelmann, and Hollard's;Bardsley;Korobkin (2013 p. 1243), and Sayman and �nc�ler,2005
2. In individual choice it is not very common, but still has been used in several studies;Sadiraj Cox;Epper, Fehr-Duda, and Bruhin,1951
3. Parameter-Free Elicitation of Utility and Probability Weighting Functions;Mohammed Abdellaoui;Management Science,2000
4. Moderation in Groups: Evidence from Betting on Ice Break-ups in Alaska;Ren�e & Daniel Adams;Review of Economic Studies,2010