competition. Where firms have some market power, as in the market for information goods, we expect discriminatory pricing to … well as economic efficiency, and may emerge as the principal pricing method for a large number of goods and services. …

This paper analyzes the optimal choice of pricing schedules and technological deterrence levels in a market with …) systems. It is shown that the seller's optimal pricing schedule can be characterized as a simple combination of the zero …-piracy pricing schedule, and a piracy-indifferent pricing schedule which makes all customers indifferent between legal consumption …