Theories of justice in the spirit of Rawls and Harsanyi argue that fair-minded people should aspire to make choices for society as if in the original position, that is, behind a veil of ignorance that prevents them from knowing their own social positions in society. In this paper, we provide a...

Theories of justice in the spirit of Rawls and Harsanyi argue that fair-minded people should aspire to make choices for society as if in the original position, that is, behind a veil of ignorance that prevents them from knowing their own social positions. In this paper, we provide a fairly...

One year after the publication of Arrow's 1951 book Social Choice and Individual Values, Guilbaud (1912-2006) published in Économie Appliquée a 50 page's paper entitled Les théories de l'intérêt général et le problème logique de l'agrégation. In this paper -unfortunately too little...

We provide possibility results on the aggregation of beliefs and tastes for Monotone, Bernoullian and Archimedian preferences of Cerreia-Vioglio, Ghirardato, Maccheroni, Marinacci and Siniscalchi (2011). We propose a new axiom, Unambiguous Pareto Dominance, which requires that if the unambiguous...

We provide a general method for extending fair social preferences defined for riskless economic environments to the context of risk and uncertainty. We apply the méthod to the problems of managing unemployment allowances (in the context of macroeconomic fluctuations) and catastrophic risks (in...