Law Commons^™

All-Units Discounts As A Partial Foreclosure Device, Yong Chao, Guofu Tan

Yong Chao

All-units discounts (AUD) are pricing schemes that lower a buyer’s marginal price on every unit purchased when the buyer’s purchase exceeds or is equal to a pre-specified threshold. The AUD and related conditional rebates are commonly used in both final-goods and intermediate-goods markets. Although the existing literature has thus far focused on interpreting the AUD as a price discrimination tool, investment incentive program, or rent-shifting instrument, the antitrust concerns on the AUD and related conditional rebates are often their plausible exclusionary effects.

In this article, we investigate strategic effects of volume-threshold based AUD used by a dominant firm in the …

Strategic Effects Of Three-Part Tariffs Under Oligopoly, Yong Chao

Yong Chao

The distinct element of a three-part tariff, compared with linear pricing or a two-part tariff, is its quantity target within which the marginal price is zero. This quantity target instrument enriches the firm's strategy set in dictating the competition to a specific level, even in the absence of usual price discrimination motive. With general differentiated linear demand system, the competitive effect of a three-part tariff in contrast to linear pricing depends on the degree of substitutability between products: competition is intensified when two products are more differentiated, yet softened when two products are more substitutable.