network; and [2] the incentives of a seller s to cooperate can be calculated as if the network was a random tree with seller s … sustaining cooperation, and on how to mitigate such costs. -- Networks ; moral hazard ; graph theory ; repeated games …

This paper considers a model of economic network characterized by an endogenous architecture and frictions in the … relations among agents as described in Bala and Goyal (2000). We propose a similar network model with the difference that … frictions in the relations among agents are endogenous. Frictions are modeled as dependent on the result of a coordination game …