between program participation in a recipient's local network and underreporting program participation in surveys. We find a …

network formation. While the physics/applied mathematics approach is capable of reproducing most observed networks, it does …

their connections within the organized crime network, I estimate network effects on gangsters' economic status. Lacking … causality between the economic status and the gangster's position in the network exploiting exogenous exposure to potential pre … gangsters' importance in- side the network (called centrality) but not the preference for specific housing needs. A standard …

well as for the identity of the key player. We study the possibility of testing endogeneity in network formation. We … analysis suggests that greater care should be taken in grounding econometric network models to sound and credible theoretical …

) 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 …

maximize it. Through the links in the collaboration network, researchers create spillovers not only to their direct coauthors … possibly overlapping projects. We bring our model to the data by analyzing the coauthorship network of economists registered in … the coauthorship network. Moreover, we analyze funding instruments for individual researchers as well as research …