, I provide a proposition that generalizes the results of these two models by stating that: (i) Strict Nash network … network as in Billand et al (2011). This proposition requires that a certain restriction on link formation cost (called …

efficient network maximizing social welfare, and find that the efficient graph is either empty, complete or shows a strong core … counterfactual analyses, taking into account that the network and production can dynamically adjust to shocks or policy interventions ….6%. Our study further reveals that when ignoring the network structure the impact of firm exit or mergers is significantly …

) embedded in a network have to decide how much effort they exert in some activity (say education). We show that the more central … minority agents are in the social network, the more they assimilate to the majority culture. We also show that denser networks … tend to favor assimilation so that, for example, it is easier to assimilate in a complete network than in a star …

the collaboration network researchers create spillovers not only to their direct coauthors but also to researchers …

neighbors in the social network. The same activities often exert externalities that cumulate in "stocks" affecting agents … network of social relations, as agents display strategic substitution with distance-two neighbors. We show that behavior is … behavior and key-players tend to move to the periphery of the network, and we discuss the effect of close-knit communities and …

We introduce a simple two-stage game of endogenous network formation and information sharing for reasoning about the … then we study how the network design and the utility specifications affect welfare. Surprisingly, we find that in general … "babblers" or "friends", irrespective of whether the network is unilateral or bilateral, in equilibrium, targeted information …

We propose a random network model incorporating heterogeneity of agents and a continuous notion of homophily. Unlike … equality of agents. We show that if links between similar agents are indeed more likely, our homophilous random network model … social network. …

respect to their network position while their names do not matter. Existence of certain stable network structures is then … empty or complete network are always pairwise stable, stable symmetric networks exist, or stable networks with a connected … pairwise stable network is an NSG if utility is given by Bonacich centrality. …

network structure and we examine equilibrium selection. Specifically, actions are either strategic substitutes or strategic … complements, and participants have either complete or incomplete information about the structure of a random network. Since … for reduced exposure to loss, and 2) uncertainty about the network structure makes it considerably more difficult to …