network formation. While the physics/applied mathematics approach is capable of reproducing most observed networks, it does …We survey the literature on social networks by putting together the economics, sociological and physics … not explain why they emerge. On the contrary, the economics approach is very precise in explaining why networks emerge but …

Informal inter-organizational networks provide manifold opportunities to organize the transfer of information … empirical research on informal networks and their dynamics is surprising. The objective of this paper is twofold. It attempts to …