Economists have traditionally treated preferences as exogenously given. Preferences are assumed to be influenced by neither beliefs nor the constraints people face. As a consequence, changes in behaviour are explained exclusively in terms of changes in the set of feasible alternatives. Here the...

In a wide variety of settings, spiteful preferences would constitute an obstacle to cooperation, trade, and thus economic development. This paper shows that spiteful preferences - the desire to reduce another's material payoff for the mere purpose of increasing one's relative payoff - are...

In principle, money illusion could explain the inertial adjustment of prices after changes of monetary policy. Hence, money illusion could provide an explanation of monetary non-neutrality. However, this explanation has been thoroughly discredited in modern economics. As a consequence,...