The economic theory of bundling has moved from the classroom and academic journals to the public policy arena. Its debut was dramatic. On July 3, 2001, the European Commission blocked the $42 billion merger between GE and Honeywell. A primary reason for their objection to this combination was a...

In many intermediate goods markets buyers and sellers both have market power. Contracts are usually long-term and negotiated bilaterally, codifying many elements in addition to price. We model such bilateral oligopolies as a set of simultaneous Rubenstein-Stahl bargainings over contracts...

Even under antitrust enforcement, firms may still form a cartel in an infinitely-repeated oligopoly model when the discount factor is sufficiently close to one. We present a linear oligopoly model where the profit-maximizing cartel price converges to the competitive equilibrium price as the...

Suppliers have sometimes refused to deal with retailers that sue for antitrust damages. I examine if the threat of a refusal to deal can deter retailers from initiating litigation against their suppliers. I find that such deterrence can occur when the size of the claim is small, the input is...

The present analysis introduces the N-Effect - the discovery that increasing the number of competitors (N) can decrease competitive motivation. Studies 1a-b found evidence that average test scores (e.g., SAT scores) fall as the average number of test-takers at test-taking venues increases. Study...

The possible predatory and anti-competitive implications of announcing new products well in advance of actual market availability has lead to allegations that firms are intentionally engaging in vaporware. This issue recently surfaced in the antitrust case United States v. Microsoft Corporation....

The software industry practice of announcing new products well in advance of actual market availability has led to allegations that firms are intentionally engaging in vaporware. The possible predatory and anti-competitive implications of this behavior recently surfaced in the antitrust case...