This paper evaluates alternative strategic models of competition and market structure in online retailing, and makes comparisons with traditional retailing. Online consumers are less concerned than traditional consumers about spatial characteristics and more concerned about hidden quality...

This paper shows that a monopolistic certifying party can have incentives to disclose revealing information about the agent he is certifying. Using a three-person game-theoretic model and allowing certificate users (buyers) to have noisy estimates of the quality level of the agent being...