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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 (1) asymmetric communication and (2) the endogenous emergence of communication. Our theoretical analysis provides testable hypotheses regarding the effect of...
Charness and Dufwenberg (Am. Econ. Rev. 101(4):1211–1237, 2011) have recently demonstrated that cheap-talk communication raises efficiency in bilateral contracting situations with adverse selection. We replicate their main finding and extend their design to include competition between agents. We find that communication and competition act as “substitutes:” communication raises efficiency in the absence...
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