Criminals are embedded in a network of relationships. Social ties among criminals are modeled by means of a graph where … to his equilibrium Bonacich-centrality in the network, thus establishing a bridge to the sociology literature on social …

Workers are embedded within a network of social relationships and can communicate through word-of-mouth. They can find …. We show that, when the network size increases, on average, the unemployed workers hear about more vacancies through their … social network but, at the same time, it is more likely that multiple vacancies reach the same unemployed worker. Above a …