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

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 …

individuals through job moves over their career, we establish the dynamic co-worker network across firms of the entire ICT … that have diverse connections but are central to the network as well. We find that large firms benefit more from triadic … closure in the co-worker network, stressing the role cohesive relations in sharing complex knowledge. Our results highlight …

) 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 …

We model the spread of news as a social learning game on a network. Agents can either endorse or oppose a claim made in … more so when the adversary has information about agents' network position or private signal. When agents are aware of the … networks. Our results also highlight that information about the users' private beliefs and their social network structure can …

such structures. To this end, we applied the network approach to multiple theoretical constructs describing collective …