We study the role of alternative intertemporal preference representations in a model of economic growth, stock pollutant and endogenous risk of catastrophic collapse. We contrast the traditional "discounted utility" model, which assumes risk neutrality with respect to intertemporal utility, with...

This article uses the European Patent Office Worldwide Patent Statistical Database to examine the geographic distribution and global diffusion of inventions in thirteen climate-mitigation technologies since 1978. The data suggest that until 1990 innovation was driven mostly by energy prices....

This paper presents the Paretian Watershed and the fundamental theorems of welfare economics. It distinguishes the British approach (à la Kaldor-Hicks) from the American approach (à la Bergson-Samuelson) to new welfare economics. It develops the more recent domains of happiness economics, the...

Conventional normative economics is built on the assumption that people act as if seeking to satisfy coherent and a priori preferences. This model has however been challenged by many empirical works highlighting the existence of systematic deviations from the behaviour predicted by the...

This paper briefly presents the life of Abram Bergson (Burk). It summarizes its most important contributions to economic theory : microeconomics, welfare economics, comparative economics and sovietology. The role of value judgments in the construction of social indexes or in the comparison of...

We propose an extension of Harsanyi's Impartial Observer Theorem based on the representation of ignorance as the set of all possible probability distributions over individuals. We obtain a characterization of the observer's preferences that, under our most restrictive conditions, is a convex...

La magistrature offre un exemple particulier de gestion des carrières au sein de la fonction publique puisque les magistrats ont le choix permanent entre une carrière au siège et une au parquet. Cet article aborde du côté de la demande ( les magistrats) et du côté de l'offre ( la...