Gaudeul, Alexia; Keser, Claudia; Müller, Stephan - 2019 - Revised version June 2019
We study the coexistence of strategies in the indirect reciprocity game where agents have access to second …-order discriminators which highlights the necessity for higher-order information to sustain cooperation through indirect reciprocity. In a … laboratory experiment, we find that more than 75% of subjects play strategies that belong to the predicted equilibrium set …