When a firm can recognize its previous customers, it may use information about their past purchases to price discriminate. We study a model with a monopolist and a continuum of heterogeneous consumers, where consumers have the ability to maintain their anonymity and avoid being identified as...

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...