This note reexamines the single-profile approach to social-choice theory. If an alternative is interpreted as a social state of affairs or a history of the world, it can be argued that a multi-profile approach is inappropriate because the information profile is determined by the set of...

This paper characterizes welfarist social evaluation in a multi-profile setting where, in addition to multiple utility profiles, there may be more than one profile of nonwelfare information. We prove a new version of the welfarism theorem in this alternative framework, and we demonstrate that...

This article considers measures of individual welfare change for projects that change the state distribution of prices and incomes. For a consumer whose preferences satisfy the expected utility hypothesis, we investigate whether there is an increasing function of the state-contingent...

This paper presents a case against the use of the sum of compensating variations as a cost-benefit test. The authors argue that (1) the ethical judgments implied by the test are not defensible; (2) positive sums of compensating variations occur without potential Pareto improvements, resulting in...