Cet ouvrage analyse les enjeux de la relation client selon les diverses fonctions de l'entreprise et propose des outils pour mettre en œuvre des stratégies clients adaptées. Les auteurs s'intéressent tour à tour aux différentes stratégies, des plus classiques (programmes de fidélisation)...

This paper estimates the long-run impact of a large income shock based on regional variations in the 1987–89 locust plague in Mali. We take comprehensive population census data to construct birth cohorts of individuals and compare those born and living in the years and villages affected by...

China faces significant challenges in reconciling food security goals with the objective of becoming a low-carbon economy. Agriculture accounts for approximately 11 % of China’s national greenhouse gas (GHG) emissions with cereal production representing a large proportion (about 32 %) of...

In the aftermath of the 2008 financial crisis, the need to consider more realistic risk models for derivative products has received renewed attention. We introduce a dynamic model for the pricing of European-style options with various attractive features such as a mixture of heavy-tails and...

We investigate in this paper a perpetual prepayment option related to a corporate loan. The short interest rate and default intensity of the firm are supposed to follow CIR processes. A liquidity term that represents the funding costs of the bank is introduced and modeled as a continuous time...

This article aims at supplying an interpretative frame of the long-term Malagasy trajectory by redrawing the structuring knots of its political economy. The concomitance of periods of economic expansion and political crises leash indeed to suppose that one of the essential sources of the...

Environmental protection by both private and puplic organizations has become a major stake for the various actors of society. However, this problem sets up technical difficulties at various levels. In particular, how much does the protection of the environment cost and how are driven related...