Greece is at a decisive moment. It has to choose between defaulting and an economic program of structural reforms, privatization, efficient tax collection, and shrinking of the public sector. Unilateral suspension of debt payments would be an economic catastrophe for Greeks, resulting in deep...

Research in sociology and economics point to important role for social networks in labor markets. Social contacts mediate propagation of rich and reliable information among indi- viduals and thus help workers find jobs and employers find employees. Recent theoretical advances show that for...

This paper revisits the literature on modelling organizations by means of networks of agents. Individual agents are engaged in screening projects, and architectural features of organizations, that is how each agent’s decision combines with those of others, a®ect the organization’s screening...