Bargaining theory has a conceptual dichotomy at its core: according to one view, the utilities in the bargaining problem are meaningless numbers (v-N.M utilities), while according to another view they do have concrete meaning (willingness to pay). The former position is assumed by the Nash and...

Rawls has been a constant reference for Sen both to overcome welfarism and consider impartiality. In this paper, we’ll try to identify Sen’s paradoxical relationship to Rawls’ work that has evolved with time. The dialogue between both authors emerged in the late sixties, while Sen was...

This paper provides a welfare analysis of trade liberalization based upon the moral principles of utilitarianism. The history of the moral philosophy of utilitarianism is described including its introduction into what became known as Cambridge welfare economics. The differences between this...

This paper, which is to be published as a chapter in the Oxford Handbook of Political Economy, provides an introduction to social-choice theory with interpersonal comparisons of well-being. We argue that the most promising route of escape from the negative conclusion of Arrow’s theorem is to...

This paper, which is to be published as a chapter in the Oxford Handbook of Political Economy, provides an introduction to social-choice theory with interpersonal comparisons of well-being. We argue that the most promising route of escape from the negative conclusion of Arrow’s theorem is to...