In a market environment with random detection of product quality, a firm can employ umbrella branding as a strategy to convince consumers of the high quality of its products. Alternatively, a firm can rely on external certification of the quality of one or both of its products. We characterize...

This Paper studies the consequences of price discrimination in a market for experts’ services. In the case of experts markets, where the expert observes the intervention that a consumer needs to fix his problem and also provides a treatment, price discrimination proceeds along the dimension of...

In recent years various contributions have analyzed the credence goods problem under a wide variety of assumptions yielding equilibria exhibiting various degrees of inefficiencies and fraud. The variety of results has fostered the impression that the equilibrium behaviour of experts and...

Human capital theory distinguishes between training in general-usage and firm-specific skills. In his seminal work, Becker (1964) argues that employers will not be willing to invest in general training when labour markets are competitive. However, they are willing to invest in specific training...

We analyze the reliability of voluntary disclosures of financial information, focusing on widely-employed publicly available hedge fund databases. Tracking changes to statements of historical performance recorded at different points in time between 2007 and 2011, we find that historical returns...

We study the intermediary role of tour operators in the market for package tourism. Intermediaries often arise in order to facilitate trade in markets characterized by asymmetric information. In the travel industry policy-makers have tried to address information asymmetries by providing hotel...

We examine a Bertrand competition game between two intermediaries offering matching services between two sides of a market. Indirect network externalities arise as the probability of finding one's match with a given intermediary increase with the number of agents of the other side who use the...

This Paper examines competition between a dominant network and a challenging network with third-degree or perfect price-discrimination, allowing for arbitrary configurations of network externalities, as well as horizontal and vertical product differentiation. Domination in the coordination game...