The problem in which some agents joint together to realize a set of projects and must decide how to share its cost may be seen as a cooperative cost game. In many instances, total cost may naturally be decomposed into joint costs and costs that are specific to individual agents. We show that the...

We show that the social desirability of a resource substitute systematically depends on the pattern of resources—either renewable (RR) or non-renewable (NRR)—involved in the resource substitute development program. Developing a RR in an NRR-based economy is particularly rewarding...

On se propose de montrer, dans cet article, que la non-prise en compte des coûts de défrichement ne permet pas de construire une dynamique de l’extension des terres cultivées lorsque la pression de la demande des produits de l’agriculture voudrait qu’il faille consacrer aux activités...