Antitrust Bugbears: Substitute Products. Oligopoly

Bundling Revisited: Substitute Products and Inter-Firm Discounts

This paper extends the standard model of bundling to allow products to be substitutes and for products to be supplied by separate sellers. Whether integrated or separate, …rms have an incentive to introduce bundling discounts when demand for the bundle is elastic relative to demand for stand-alone products. Separate …rms often have a unilateral incentive to o¤er inter-…rm bundle discounts, alth...

Antitrust Laws: the Nurse Wages Antitrust Litigation

The Theory of Concentration Oligopoly

This paper originates the theory of buyer concentration for a main raw material input for a single processing industry. The Oligopsony concentration is obtained and subsequently decomposed into several factors, affecting indirectly the industry’s profitability. It is found that the leading firms’ efficiencies hypothesis is reaffirmed due to variations associated with the marginal productivity d...

Some Thoughts on "Antitrust Policy" and the Antitrust Community

Antitrust Enforcement ∗

This article explores the enforcement of those laws intended to promote competitive markets through the prohibition of certain practices such as price-fixing, welfare-reducing mergers, and monopolization. The discovery and prosecution of violations are examined including the role of leniency programs. The determination of penalties is investigated with an assessment of their relationship to opt...