In a prevailing climate of increasing uncertainty (rising risk of unemployment, pension funding problems and unstable family structures), French households have adopted new saving behavior reflected during the nineties, primarily by considerable investment in life insurance and its derivative...

Les lois de conservation restent peu utilisees en economie. Cette note offre une nouvelle version du theoreme de Noether adaptee au contrat optimal, methode d'optimisation dynamique la plus souvent retenue en economie theorique. Ce theoreme permet de determiner des quantites invariantes le long...

Le modele presente dans cet article est base sur l'idee que l'education augmente la productivite et la participation politique des citoyens. Une oligarchie capitaliste est supposee detenir initialement le pouvoir dans une economie en developpement ou la masse des travailleurs est peu eduquee....

The paper discusses the concept of "expectational market failures" ; it attempts to assess the scope for Government intervention aiming at stabilizing economic agents' expectations. The Rational Expectations Hypothesis, "evolutive" and "eductive" learning credibility, "indicative Planning",...

This paper considers a simple "three goods" model and focuses attention on the expectational stability of its equilibria. The setting allows us to describe stylised general equilibrium macro interactions : firms hire workers and then sell production to buyers whose purchasing power depends on...