An fascinating paper by Cooper and Kegel (2023) in AEJ: Microeconomics finds that utilizing groups (moderately 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 examine conduct of two individual groups with people in indefinitely repeated prisoner dilemma video games with excellent monitoring. Staff discussions are used to grasp the rationale underlying these decisions and the way these decisions come about. There are three predominant findings: (i) Groups discovered to cooperate quicker than people, and cooperation was extra steady for groups. (ii) Methods recognized from staff dialogues differ from these recognized by the Technique Frequency Estimation Technique. This displays the improvisational nature of groups’ resolution making. (iii) Growing cooperation was primarily pushed by groups unilaterally cooperating within the hope of inducing their opponent to cooperate.
You possibly can learn the complete paper right here.