We show that allowing communication can increase optimal choices and efficiency in a multi-task, incomplete contracting …, principal-agent setting. We study two simple communication protocols, one allowing for one or more requests on non … the choices of principals, who issue communication, rather than those of agents. Coordination is promoted, and learning …

We study the intergenerational accumulation of knowledge in an infinite-horizon model of communication. Each in a … equilibria do not exist. This is so both in the case of private communication in which each player only hears the message of his … immediate predecessor, and in the case of public communication, in which each player hears the message of all previous players …