Banerjee and Pattanaik (1996) proved a theorem that the maximal set with respect to a quasi-ordering can be fully recovered by defining the greatest sets with respect to each and every ordering extension thereof and taking their union. Donaldson and Weymark (1998) proved a theorem that a...

Two features of Arrow’s social choice theory are critically scrutinized. The first feature is the welfarist-consequentialism, which not only bases social judgements about right or wrong actions on the assessment of their consequences, but also assesses consequences in terms of people’s...

This paper reflects on consequentialism which underlies the traditional normative economics. It asserts that the informational basis of normative economics should be expanded so that the intrinsic value of social choice procedures should be properly taken into account along with the value of...