measure social network effects by the migration rate of previous years, and by the intensity of user-user connections on the … iWiW online social network (representing3.7million users) between two municipalities. The migration volumes and the … municipalities is associated with network effects: the migration of previous years, and also the connections on iWiW social network …

network of agents. In our model, agents are identically informed a priori and observe network neighbors’ actions as well as … observed payoffs and imitate observed actions. Our results also allow us to interpret critical mass and network brokerage …

the global structure of an observed network in terms of underlying generating mechanisms. The distinctive feature of … entail. In this review, we focus on models for single network observations, particularly on the family of exponential random … model extensions for the analysis of other types of network data, provide an empirical example, and give a selective …

network core do exhibit cross-sectional evidence of polarization and are responsible for the majority of tweets received …