In social-learning environments, we investigate implications of the assumption that people naively believe that each previous person's action reflects solely that person's private information, leading them to systematically imitate all predecessors even in the many circumstances where rational...

This paper proposes a model that explains the nonneutrality of money from two well-documented psychological assumptions. The model incorporates into the general-equilibrium monopolistic-competition framework of Blanchard and Kiyotaki [1987] the psychological assumptions that (1) consumers...

This paper examines public attitudes towards university admissions rules by focusing on the imposition of the costs of racial diversity across majority citizens. High-income majority citizens, who tend to have better academic qualifications, favour more diversity under affirmative action, which...

We develop a model of the gambler's fallacy -- the mistaken belief that random sequences should exhibit systematic reversals. We show that an individual who holds this belief and observes a sequence of signals can exaggerate the magnitude of changes in an underlying state but underestimate their...