Nous Montrons Que la Methodologie Utilisee Pour Integrer les Deux Approches Peut Etre Incoherente. Nous Proposons on Modele Statistique Qui Integre Adequatement les Deux Approches. Nous Presentons des Modeles de Poisson et de Binomiale Negative Avec Composantes de Regression Afin D'utiliser...

In an Important Study Published in 1982, Newhouse, Williams, Bennett and Schwartz (Nwbs Hereafter) Analysed the Geographical Distribution of Physicians Using Us Data and Emphasized That the Physician's Ability to Create Demand Is Neither Necessary Nor Sufficient to Yield a Prediction of...

Some Current Insurance Markets Are Troubled by the Presence of Systematic Risk Or by the Inability of the Parties to Specify the Distribution for Aggregate Loss. Such Circumstances Partly Characterise the Topical "Liability Insurance Crisis". We Compare the Performance of Alternative Vehicles...

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...