Within-group communication in competitive coordination games has been shown to increase competition between groups and …

Costless pre-play communication has been found to effectively facilitate coordination and enhance efficiency by … aggressive competition and greater coordination, but also results in substantially lower payoffs than a control treatment without … communication. Our experiment thus provides evidence that communication can reduce efficiency in competitive coordination games …

Costless pre-play communication has been found to effectively facilitate coordination and enhance efficiency in games … costly efforts. Allowing intra-group communication leads to more aggressive competition and greater coordination than control … experimental findings from public goods and other coordination games, where communication always enhances efficiency and often …