Social network theories (e.g. Granovetter 1973, Burt 1992) and information richness theory (Daft & Lengel 1987) have both been used independently to understand knowledge transfer in information intensive work settings. Social network theories explain how network structures covary with the...

The performance of groups has been thoroughly investigated in experimental economics, showing that groups are overall more rational deciders than individuals. However, superior group performance in economic experiments has primarily been shown for face-toface decision making, which has ceased to...

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