This working paper is a lightly edited version of two chapters of a book that I am currently writing. This book will present and defend a form of normative economics that conserves the main insights of the liberal tradition of classical and neoclassical economics but does not depend on strong...

The aim of this paper is to explain the process of diversification of normative economics by presenting the work of two authors: Tibor Scitovsky [1910-2002] and Amartya Sen [1933-]. While these two authors first contributed to traditional welfare analysis from within, they were subsequently...

This paper reviews three distinct strategies in recent economics for using the concept of social identity in the explanation of individual behavior: Akerlof and Kranton’s neoclassical approach, Sen’s commitment approach, and Kirman et al.’s complexity approach. The primary focus is the...