Satō, Yasuhiro; Zenou, Yves - 2014
-state equilibrium where workers do not interact with weak ties, while, for a high level of urbanization, there is a unique steady … ties. We show that, in denser areas, individuals choose to interact with more people and meet more random encounters (weak … ties) than in sparsely populated areas. We also demonstrate that, for a low urbanization level, there is a unique steady …