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 welfare...

In a recent paper to appear in Journal of Economic Theory [Kotaro Suzumura and Yongsheng Xe, "Characterizations of Consequentialism and Non-consequentialism"], an analytical framework was developed, which allowed us to characterize the concept of consequentialism and non-consequentialism. To...

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 welfare...

By allowing for the possibility that individuals recognize the intrinsic value of choice along with the instrumental value thereof, we suppose that individuals express extended preference orderings of the following type: Choosing an outcome x from an opportunity set A is better than choosing an...

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...