An fascinating paper by Cooper and Kegel (2023) in AEJ: Microeconomics finds that utilizing groups (somewhat then people) within the prisoner’s dilemma recreation is extra more likely to lead to selecting to cooperate than can be the case if people enjoying one another.
We evaluate conduct of two particular person groups with people in indefinitely repeated prisoner dilemma video games with excellent monitoring. Team discussions are used to grasp the rationale underlying these selections and the way these selections come about. There are three fundamental findings: (i) Teams discovered to cooperate sooner than people, and cooperation was extra steady for groups. (ii) Strategies recognized from group dialogues differ from these recognized by the Strategy Frequency Estimation Method. This displays the improvisational nature of groups’ resolution making. (iii) Increasing cooperation was primarily pushed by groups unilaterally cooperating within the hope of inducing their opponent to cooperate.
You can learn the total paper right here.