In this paper, we develop alternative models to price derivative securities when the underlying asset may be subject to jumps. These models allow for two kinds of jumps: scheduled jumps which are caused by information for which the disclosure data is known in advance (e.g. earnings...

The aim of this paper is twofold. First we discuss the origin of tree methods. Essentially we survey earlier methods that led to CHAID (Kass, 1980; Biggs et al., 1991). The second goal is then to explain in details the functioning of CHAID, especially the differences between the original method as...

Bhagwati and Brecher (1980) showed that when the relative amount of foreign-owned factors in the host country is sufficiently large as to induce a change in the direction of the trade pattern, immiserising tariff reductions may occur. Here it is shown that in the mirror case when foreign-owned...

The paper reviews the evolution in insurance economics over the past 25 years, by first recalling the situation in 1973, then presenting the developments and new approaches which flourished since then. The paper argues that these developments were only possible because steady advances were made...

This paper uses a three-factor (capital, low and high-skill labour), two-household (low and high-skill individuals), two-sector trade model to analyse the determinants of voter attitudes towards immigration under direct democracy and identify factors that would be coherent with both the observed...

Cet article propose un modele simple de croissance endogene en presence de recherche et developpement (R-D) publique et de R-D privee base sur le modele a variete de biens intermediaires de Barro et Sala- i-Martin. Il procede ensuite a une analyse comparative de deux instruments de la politique...

This article examines, under the Dual Theory of Choice (Yaari (1987)), the classical results and their extensions on self-insurance, self-protection and market insurance obtained by Ehrlich and Becker (1972) under the expected utility hypothesis. In particular, background risk, non-reliability,...