"An informative and entertaining account of how actions send signals that shape behaviors and how to design better incentives for better results in our life, our work, and our world Incentives send powerful signals that aim to influence behavior. But often there is a conflict between what we say...

Social norms permeate society across a wide range of issues and are important to understanding how societies function. In this paper we concentrate on 'bad' social norms - those that are inefficient or even damaging to a group. This paper explains how bad social norms evolve and persist; our...