D’entrée de jeu, trois remarques s’imposent. En premier lieu, les recherches effectuées au cours des deux dernières décennies ont permis de mieux comprendre la dimension économique des mécanismes d’exclusion, du moins tels qu’on les connaît dans les villes nord-américaines. En...

D’entrée de jeu, trois remarques s’imposent. En premier lieu, les recherches effectuées au cours des deux dernières décennies ont permis de mieux comprendre la dimension économique des mécanismes d’exclusion, du moins tels qu’on les connaît dans les villes nord-américaines. En...

The aim of this paper is to explore the structure of cities as a function of labor differentiation, gains to trade, a fixed cost for constructing the transportation network, a variable cost of commodity transport, and the commuting costs of consumers. Firms use different types of labor to...

We study the role of unemployment in the context of endogenous formation of a monocentric city where firms set efficiency wages to deter shirking. We first show that in equilibrium the employed locate at the vicinity of the city-center, the unemployed reside at the city-edge and firms set up in...

Workers are embedded within a network of social relationships and can communicate through word-of-mouth. They can find a job through either formal agencies or personal contacts. From this micro scenario, we derive an aggregate matching function that has the standard properties but fails to be...

The aim of this paper is to understand the interactions between productive effort and the creation of synergies that are the sources of technological collaboration agreements, agglomeration, and social interactions. We model this interaction in a way that allows us to characterize how agents...