The aim of this paper is to explore several features concerning the generalized marginal rate of substitution (GMRS)when the consumers utility maximization problem with several constraints is formulated as a quasi-concave programming problem. We show that a point satisfying the first order...

El fenÛmeno conocido como íciudad dispersaî, íciudad difusaî o íestallido urbanoî aparece datado desde los aÃ’os setenta en la bibliograf’a cient’fica (Bauer & Roux, 1976; Indovina, 1990; Garreau, 1991; Choay, 1994; Fishman, 1994; Dupuy, 1995; Jenks, Burton & Williams, 1996) al describir y analizar las...

Many recent works have investigated the question of extending a preference over a set of alternatives to its power set, as a way to provide a formal representation of the notion of freedom of choice. In general, the results are limited to the nite case, which excludes the case of economic...

Using a common framework, we consider the two existing extensions of the leximax criterion to infinite environments (Arlegi et al. (2005) and Ballester and De Miguel (2003)), and show that, though the respective definitions of the rules and their axiomatic characterizations appear to differ...