This paper aims to make a public statement about the strategy implemented by Microsoft in order to reinforce its market power across the networked users of Windows Operative System, and Xbox Games Console. It is presented an economic view that supports the anticipating (not predatory) position...

Our one-page reply to Whinston and Siegal's forthcoming AER article correcting and elaborating our 1991 AER article.

Antimonopoly laws must contain effective provisions for the attack of exclusionary behavior by firms with market power while at the same time not attacking procompetitive behavior by entrants or incumbents. This paper suggests seven textual criteria by which a new law may be evaluated in its...

This article evaluates two different remedies for consumers who have been injured by a price overcharge on the sale of a good. Under a coupon remedy, injured consumers are awarded coupons that can be used for a limited period of time to purchase the good at a price below that which prevails...

The fundamental contribution of the paper is to contest the view that greater market contestability has non-negative effects on market performance. In a model where employees pose a threat of potential entry, we demonstrate that a reduction in barriers to entry causes no fall in industry price...

From the antitrust case law that governs restrictions on patent licenses, we derive three unifying principles: just reward, profit neutrality and minimalism. The just-reward principle holds that the patentholder's profits should be earned, if at all, from the social value created by his...

The Microsoft antitrust case focused public attention on the role of antitrust enforcement in preserving the forces of innovation in high-technology markets. Traditionally, regulators focused on whether companies artificially hiked prices or reduced output. Now, they're increasingly likely to...

We analyze the central economic issues raised by U.S. v Microsoft. Network effects and economies of scale in applications programs created a barrier to entry for new operating system competitors, which the combination of Netscape Navigator and the Java programming language potentially could have...

A firm must decide whether to launch a new product. A launch implies considerable fixed costs, so the firm would like to assess downstream demand before it decides. We study under which conditions a potential buyer would be willing to reveal his willingness to pay under different pricing...

We introduce call externalities in the standard model of network competition with termination-based price discrimination, and employ a simple graphical analysis to study the outcome of competition. In contrast to recent results in the literature, we find that even under linear pricing, access...