This paper studies the relationship between horizontal product differentiation and the welfare effects of third … and complementarity for price discrimination to improve social welfare. In particular, we show that price discrimination … can improve social welfare if firms' brands are substitutes in a market where the discriminatory price is higher and …

existing retailer is weak. Opening the direct channel is detrimental to social welfare if this channel is efficient. Under a … opening reduces social welfare under most of the parameter range of the efficiency of the manufacturer's direct channel. …

This study investigates mixed markets in which a social welfare-maximizing public firm and a private firm engage in … from the viewpoint of social welfare. This is because poaching does not occur. In the international mixed duopoly, BBPD … improves domestic social welfare, as it allows the public firm to lower its poaching price. In both cases, privatization is …

than the former. Profits are highest when firms employ group pricing among the three cases. The ranking of consumer welfare …

application markets and welfare outcomes. Consumers purchase products from differentiated firms in two markets. Firms compete to … competition, reduces firms' profits, and harms consumer surplus and social welfare in the data application market; privacy … and social welfare decline. The change in consumers' two-market surplus depends on their foresight regarding the outcomes …

We discuss the effect of personalized pricing on profits and welfare in a Hotelling model in which consumers can … improves consumer welfare and firms' profits, contrasting with the standard result: personalized pricing benefits consumers but …