In 1972, Dreze and Modigliani Generalized the Line of Research Initiated by Leland [5] and Sandmo [8] on the Effects of Income Risk on Consumption. They Gave Necessary and Sufficient Conditions for Consumption to Decrease Under Income Risk. However, They Did Not Cover Extensively the Case of...

Dans un Article Recent, Dionne et Eeckhoudt (1987) Ont Montre Que la Mesure Proportionnelle D'aversion au Risque (Definie Dans Leur Article de 1984) Est Utile Pour Etudier L'effet D'un Accroissement de Risque Sur L'offre de Travail. une des Conclusions Majeures Est Que L'effet de L'accroissement...

In This Paper, We Generalize Hoy and Robson (1981) Analysis and We Provide a Necessary and Sufficient Condition for Insurance Not to Be Giffen. the Condition Gives a Bound for the Variation of the Absolute Risk Avesion Which Pemits the Wealth Effect to Be Always Dominated by the Subsitution Effect.

Cette Note Tente de Combler une Lacune de la Theorie Microeconomique de la Decision En Incertitude. Cette Litterature a Souvent Eu Recours Dans Ses Exercices de Statique Comparee aux Traditionnelles Mesures D'aversion Pour le Risque Developpees Par Arrow-Pratt. Elle N'a Que Tres Rarement Prete...

Recently, Caballi and Pomansky (1996) proposed a formal definition of mixed risk aversion and characterized stochastic dominance in presence of such utility functions. However they did not study comparative mixed risk aversion. In this note we give a sufficient condition for analytic comparative...