Tan, Fangfang Public Economics, MPI for Tax Law and Public Finance, Max Planck Society;
http://dx.doi.org/10.1016/j.econlet.2012.08.002 (Verlagsversion)
Tan, F., & Xiao, E. (2012). Peer Punishment with Third-Party Approval in a Social Dilemma Game. Economics Letters, 117(3), 589-591.