We conduct an experiment in which groups are tasked with evaluating the truth of a set of politically relevant facts and statements, and we investigate whether communication improves information aggregation and the accuracy of group decisions. Our findings suggest that the effect of...

Almost all institutions within modern democracies depend on a mix of communication and competition. However, most formal theory and experimental evidence ignores one of these two features. We present a formal theory of communicative competition in which senders vary in their aversion to lying,...