French Abstract: La sélection avantageuse (ou propice) se produit lorsqu'une augmentation de la prime d'un contrat d'assurance incite les acteurs à coût élevé à démissionner, réduisant ainsi le coût moyen parmi les acheteurs restants. Hemenway (1990) et de nombreuses contributions...

The goal of this paper is to determine the impact of the settings of labour standards on the level of dualism, employment and wages. Contrary to the "conventional wisdom", we show that the reinforcement of dualism due to the improvement of labour standards is not automatic. Under certain...

In this paper, we propose to solve the circular packing problem (CPP) whose objective is to pack n different circles C(i) of known radius r(i) , i = 1, …, n into the smallest containing circle C. The objective is to determine the radius r of C as well as the coordinates (x(i) , y(i)) of the...

Tax cuts create simultaneously a lack of tax receipts and more savings ready to be changed into public bonds and compensate this shortage of tax revenue. A part of tax resources is replaced by borrowing and those who are enjoying tax cuts are also receiving interest from government. The...