1. Introduction -- 2. Conceptual background and welfare terminology -- 3. Other approaches to welfare economics -- 4. A positive basis : the learning theory of consumption -- 5. An evolutionary theory of welfare -- 6. Evolutionary welfare economics -- 7. Concluding remarks.

Summary While standard economic theory takes individual preferences as stable and “given”, i.e., independent of situational context, real-world preferences tend to vary with changing opportunity sets. This is exemplified by Aesop’s fable of the fox and the sour grapes. This phenomenon of...

In Amartya Sen's capability approach, policy makers can focus on different levels to influence the well-being of a society. A dimension that is usually neglected is improving individuals’ “conversion efficiency”, i.e. the efficiency with which individual resources are converted into...

Libertarian paternalists hold that biases and distortions in human decision-making justify paternalistic interference affecting individuals’ decisions. The aim of this paper is to analzye to what extent an evolutionary outlook supports libertarian paternalism. I will put forward three...