Efferson, Charles; Bernhard, Helen; Fischbacher, Urs; … - 2022
mechanism reliably supports the evolution of cooperation when actions vary continuously. Ambiguous reciprocity, a strategy … can stabilise cooperative strategies against the corrosive effect of ambiguous reciprocity. Evolved strategies often … consist of cooperative reciprocity with ingroup partners and uncooperative reciprocity with outgroup partners. Results from a …