The paper solves a puzzle related to unsecured credit and the use of credit scores. With credit scores increasingly present in credit decisions, and with the increased use of credit cards, especially in categories at risk of large negative health shocks, asymmetry of information between banks...

This paper investigates the emergence of cooperation in a heterogeneous population. The population is divided into two cultural groups. Agents in the population are randomly matched in pairs to engage in a prisoner dilemma. The matching process is assortative, that is, cooperators are more...

We define the logit dynamic for games with continuous strategy spaces and establish its fundamental properties, i.e. the existence, uniqueness and continuity of solutions. We apply the dynamic to the analysis of the Burdett and Judd (1983) model of price dispersion. Our objective is to assess...

The aim of this paper is to investigate the dynamics of the fashion cycle as originally described by Simmel (1904). The theoretical models used in the more recent economic literature (Stigler & Becker 1977; Karni & Schmeidler 1990; Matsuyama 1992; Coelho & McCure 1993; Corneo & Jeanne 1997) have the undeniable...

When a durable good of uncertain quality is introduced to the market, some consumers strategically delay their buying to the next period with the hope of learning the unknown quality. We analyze the monopolist's pricing strategies when consumers have strategic delay incentives. We show when the...

A market where short-lived customers interact with a long-lived expert is considered. An expert privately observes whether or not a particular treatment is necessary for his customers and has an incentive to recommend the treatment even if it is unnecessary. Customers imperfectly observe the...

In Internet transactions, customers and service providers often interact once and anonymously. To prevent deceptive behavior a reputation system is particularly important to reduce information asymmetries about the quality of the offered product or service. In this study we examine the...