We analyze a model of network formation with agents that belong to different communities and an endogenous cost … connection decrease with distance in the network, while the cost of a link depends on the type of agents involved in it as well … individual positions in the network. We derive a number of results with regard to equilibrium networks: (i) socialization among …

peer, neighborhood and network effects and the policy implications of integrating the social and the geographical space …

We study from both a theoretical and an empirical perspective how a network of military alliances and enmities affects … the intensity of a conflict. The model combines elements from network theory and from the politico-economic theory of … characterization of the Nash equilibrium of the fighting game, and of how the network structure affects individual and total fighting …

We present a network model of the interbank market in which optimizing risk averse banks lend to each other and invest … interlinkages and fire sale externalities. The resulting network configuration exhibits a core-periphery structure, dis …

network in firm performance. We develop a simple model where firms can outsource tasks and search for suppliers in different …

When workers send applications to vacancies they create a network. Frictions arise if workers do not know where other … workers apply to (this affects network creation) and firms do not know which candidates other firms consider (this affects … network clearing). We show that those frictions and the wage mechanism are in general not independent. Equilibria that exhibit …