The common marketing practice of offering subscribers enticements to switch suppliers is explored. It is shown that this type of price discrimination is the natural mode of competition in subscription markets such as long distance telephony and banking and that it prevails even when the industry...

Consumer privacy and the market for customer information in electronic retailing are investigated. The value of customer information derives from the ability of firms to identify individual consumers and charge them personalized prices. Two settings are studied, a closed privacy regime in which...

Personal privacy is studied in the context of a competitive product (or labor) market. In the first stage of the game, firms that sell homogeneous goods or services (e.g., insurance, credit, or rental housing) post prices they promise to charge approved applicants. In the second stage, each...