The paper shows the main problems faced by Expected Utility Theory, focusing on the sort of conceptual change introduced by Prospect Theory and suggesting that it could be characterized as a case of incommensurability in the Kuhnean sense. The impact that the coexistence of two rival visions...

Models of Bounded Rationality are often seen as more realistic than the traditional alternatives based on the fully-rational homo economicus, assumed by Expected Utility Theory (EUT). In his seminal paper on Bounded Rationality Simon (1955) pictured a decision maker as having computational...