Any procedure of social choice makes use of some types of information and ignores others. For example, the method of majority decision concentrates on people's votes, but pays no direct attention to, say, their social standings, or their prosperity or penury, or even the intensities of their...

An Introduction to Social Ethics and Normative Economics -- Kolm as a Contributor to Public Utility Pricing, Second-Best Culture, and the Theory of Regulation -- Public Utility Pricing and Capacity Choice with Stochastic Demand -- Bidimensional Inequalities with an Ordinal Variable -- Inequality...