Non-positivity of the generalized substitution effect, non-positivity of the own-price substitution effect, homogeneity of degree zero in all prices and income, and the law of demand are some of the most primitive comparative static results in the standard revealed preference theory of...

This paper analyzes the measurement of the diversity of sets based on the dissimilarity of the objects contained in the set. We discuss axiomatic approaches to diversity measurement and examine the considerations underlying the application of specific measures. Our focus is on descriptive...

Since Sen's contribution on the impossibility of a Paretian liberal, his formulation of libertarian rights has been under debate. In this paper, we highlight some important strands in this debate, and achieve some conceptual clarification of the different and often incompatible views of...