The distinction of risk vs uncertainty as made by Knight has important implications for policy selection. Assuming the former when the latter is relevant can lead to wrong decisions. With the aid of a stylized model that describes a bank's decision on how to allocate loans, the authors discuss...

This review considers two explanations for behavioral decision-making in reference to the certainty and framing effects. The findings from various paradigms such as a single questionnaire, gambles with repetition, and gambles guided by feedback are explained either by prospect theory or by...

Seminal models of herd behaviour and informational cascades point out existence of negative information externalities, and propose to 'destroy' information in order to achieve social improvements. Although in the last years many features of herd behaviour and informational cascades have been...