The authors examine the causes and consequences of complexity among the broadly economic phenomena of firms, industries and socio-economic policy. The book makes a valuable contribution to the increasingly prominent subject of complexity, especially for those whose interests include...

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...