In this paper we first introduce an approach relying on market games to examine how successive oligopolies operate between downstream and upstream markets. This approach is then compared with the traditional analysis of oligopolistic interaction in successive markets. The market outcomes...

The aim of this paper is to develop a dynamic model of migra- tions, in which migration is driven by size asymmetries between coun- tries and by the relative preferences of consumers between private consumption and consumption of public goods. The dynamic trajec- tories heavily depend on the...