. We characterize the equilibrium of a linear Cournot duopoly with substitute goods, and consider substitution effects …

classical market theory) is no longer guaranteed; hence, we investigate the nature of non-price competition and how markets … might evolve in its presence. We develop a quality competition model based on matching theory. Equilibria of the quality … predictions of the model. In particular, price controls induce non-price competition between agents both in theory and in the …