Behavioral economists have done a great service in connecting psychology and economics. Up to now, however, most have focused on cognitive illusions and anomalies, in order to prove the descriptive failure of neoclassical economic models. The key problems in the cognitive illusions literature...

One-reason decision making is a label for a class of fast and frugal heuristics that base decisions on only one reason. These heuristics do not attempt to optimally fit parameters to a given environment; rather, they have simple structural features and bet that the environment will fit them. By...