In a world where networks become a dominant form of organization, the structure of networks and the position of individuals in these networks affect individual

This thesis consists of three papers in the field of social and economic networks. In the first, called Peer Effects in Endogenous Networks, I build a model of

This dissertation consists of two projects, both concerned with how social networks form and how they affect economic decisions. In the first project, entitled

In this dissertation, I provide three social network models addressing different aspects of the economy.First, I consider the issue of social network formation.