We develop a model of information exchange through communication and investigate its implications for information aggregation in large societies. An \textit{underlying state} determines payoffs from different actions. Agents decide which others to form a costly \textit{communication link} with,...

The dynamics of information dissemination in social networks is of paramount importance in processes such as rumors or fads propagation, spread of product innovations or "word-of-mouth" communications. Due to the difficulty in tracking a specific information when it is transmitted by people,...

Information can be easily spread through social connections by targeting central individuals in the network. Different standard centrality measures (SCMs) are used to select these central nodes. The SCMs, however, are based on the network topology—shaped only by the number of connections—...