In supply networks, path diversity is an important determinant of demand, entry, and firms’ market power. We investigate this role in the context of the internet backbone, the worldwide network of undersea fiber-optic cables that underpins the internet. We specify a model of inter-regional...

This paper presents a model of local network effects in which agents in a social network each value the adoption of a product by a heterogeneous subset of other agents in their quot;neighborhoodquot;, and have incomplete information about the structure and strength of adoption complementarities...