Présente cette discipline qui, comme la microéconomie, analyse la décision individuelle du consommateur et le traitement du risque mais qui décompose et étudie les différentes opérations mentales entrant en compte dans la décision et dans l'évaluation des risques.

Questioning about game theory as an institutionalism theory could seem unsound at first glance. In game theory, the very basic concept of players’ strategies is quite individualistic and really independent on any social constraint and other institutional consideration. On another hand, the...

Hayek’s and Popper’s bibliographies, their biographies, their methodological theses in favor of individualism, their common commitment against historicism, historism and planism, and crossed references in their writings bring us to infer (at least) some intellectual debate between them, or...

Utilitarianism represents a major reference to which Sen's writings refer back when it comes to the ethics of collective choices. Which utilitarianism is it; Sentham and Sidgwick's historical utilitarianism, the utilitarianism impregnated with marginal calculation a la Edgeworth, or the...

Les réflexions prospectives, quel qu'en soit l'objet et quelles que soient les méthodes qu'utilisent leurs auteurs, passent presque toujours par un travail d'identification et d'analyse des variables et des acteurs déterminants et, s'agissant de ces derniers, par une évaluation de leurs...

Hayek draws the general lines of an analysis of economic knowledge in taking up two different directions. On the one hand he draws his attention on the knowledge used by the agents in the course of the economic process; on the other one he seeks for the theoretical knowledge required to explain...

The paper surveys the main meeting points between economics and psychology. It shows that their meeting is closely connected to a re-examinations of the decision-making theory, for individual, as well as for, game situations. After recalling the key role of the emotions in decision-making, it...