among three players. The baseline treatment with no communication shows that the first and second players send significant … amounts and the third player reciprocates. Allowing insider communication between the second and the third players increases … cooperation between these two. Interestingly, there is an external effect of insider communication: the first player who is …

Within-group communication in competitive coordination games has been shown to increase competition between groups and … lower efficiency. This study further explores potentially harmful effects of communication, by addressing the questions of … (i) asymmetric communication and (ii) the endogenous emergence of communication. Our theoretical analysis provides …

Costless pre-play communication has been shown to effectively facilitate within-group coordination. However, in … costly efforts. We find that allowing within-group communication makes groups compete more aggressively. When only one group …. However, the communicating group earns payoffs that are not different from the baseline contest without any communication …