In this paper, a spatial (circular) model is used to endogenously determine product locations and prices when consumers have an elastic (linear) demand with a finite reservation price. I show that a symmetric two-stage Bertrand-Nash equilibrium requires maximal product differentiation....

This paper adopts a normative approach to catastrophe insurance. It addresses the question of how innovations in the design of insurance contracts could help resolve the capacity gap in the provision of insurance against natural catastrophes. It extends previous research with the same approach...

This paper extends the influence-driven model of trade policy determination to include general equilibrium effets on the supply side resulting from labour-market interaction and intermediate goods. The model's predictions for the structure of protection are related to underlying taste and...

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...

Alors que la premiere vague d'interet sur les problemes environnementaux avait trait a la pollution dans les pays industrialises, la seconde vague s'est plus largement penchee sur les implications environnementales du commerce Nord-Sud. Dans une premiere partie, ce papier reprend les arguments...