This chapter provides new evidence on borrowers' hidden information about their riskiness and its link to their impatience. To do so, I analyze consumer loans on the German platform Smava, which has a unique peer-to-peer lending process. Observationally identical but unobservably riskier...

Electronic commerce and flexible manufacturing allow personalization of initially standardized products at low cost. Will customers provide the information necessary for personalization? Assuming that a consumer can control the amount of information revealed, we analyze how his decision...

This article identifies information asymmetries and the corresponding problem of overtreatment as a possible source of prevention and health disparities when patients differ with respect to their health risk. It analyzes preventive health behavior (primary prevention) and preventive health-care...

This paper focuses on competition between an incumbent and an entrant when only the entrant's quality is unknown to (some) consumers. The incumbent may or may not know the entrant's quality. The model reveals a separating equilibrium where the entrant's high price signals its high quality when...

Numerous rules mandate the disclosure of information. This article analyzes why such rules are enacted. Specifically, 1) why wouldn't firms voluntarily disclose their private information; and 2) given that voluntary disclosure would not be forthcoming, who has the incentive to lobby for...

A large empirical literature found that the correlation between insurance purchase and ex post realization of risk is often statistically insignificant or negative. This is inconsistent with the predictions from the classic models of insurance a la Akerlof (1970), Pauly (1974) and Rothschild and...

Credence goods markets are characterized by pronounced informational asymmetries between consumers and expert sellers. As a consequence, consumers are often exploited and market efficiency is threatened. However, in the digital age, it has become easy and cheap for consumers to self-diagnose...

We study the role of beliefs about experts' honesty in a market for credence goods with second opinions and overtreatment. Experts are honest or dishonest. The population shares a common belief about the share of honest experts, which may be incorrect. We characterize the belief that maximizes...

Credence goods like health care, financial advice, food labelling or journalism are at the centre of political discussions. The research on credence goods has expanded over the last years. There are now different isolated lines of literature referring to “credence goods”. I present a brief...

Credence goods markets are prone to fraudulent behavior and market inefficiencies due to informational asymmetries between sellers and customers. We examine experimentally the effects of diagnostic uncertainty and insurance coverage on the information acquisition and provision decisions by...