In markets with asymmetric information, where equilibria are often inefficient, bargaining can help promote welfare. We …

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 …

Costless pre-play communication has been shown to effectively facilitate within-group coordination. However, in … competitive coordination games, such as rent-seeking contests, better within-group coordination leads to more aggressive …

integration may reduce welfare. The results are consistent with the available empirical evidence. …