In general, bundles are supplied with discount. Thus bundles are pro-competitive in view of increasing consumers' welfare. On the other hand, bundles are anti-competitive because of leveraging market power from dominant tying-good market to competitive tied-good market, intensifying entry...

Brands matter. In modern times, brands and brand management have become a central feature of the modern economy and a staple of business theory and business practice. Coca-Cola, Nike, Google, Disney, Apple, Microsoft, BMW, Marlboro, IBM, Kellogg’s, Louis-Vuitton, and Virgin are all large...

We investigate the impact of consumer search and competition on pricing strategies in Germany’s electricity retail. We utilize a unique panel dataset on spatially varying search requests at major online price comparison websites to construct a direct measure of search intensity and combine...

We model a situation where two sellers trade vertically and horizontally differentiated goods on a platform for which they are charged a commission fee. Sellers' costs are asymmetric due to differences in the fees charged by the platform and in their costs of production. Consumers purchase...

Antitrust scholars have argued that exclusive contracts have anticompetitive, or at best neutral effects, if no efficiencies are generated. In contrast, this paper shows that exclusive contracts can have procompetitive effects, provided buyers are imperfect downstream competitors and contract...

Antitrust scholars have argued that exclusive contracts have anticompetitive, or at best neutral effects, if no efficiencies are generated. In contrast, this paper shows that exclusive contracts can have procompetitive effects, provided buyers are imperfect downstream competitors and contract...

This paper studies the impact of a dominant firm's conditional discounts on competitors' learning-by-doing. In a vertical context where a dominant upstream supplier and a competitive fringe sell their products to a single downstream firm, we analyze whether the dominant supplier prefers to off...

In many markets, a handset vendor and a service provider may enter into a tie-up for a handset to be available exclusively through the service provider. We examine when and why a service provider and a handset vendor may find this arrangement mutually profitable. We find that an exclusive tie-up...

Antitrust scholars have argued that exclusive contracts have anticompetitive, or at best neutral effects, if no efficiencies are generated. In contrast, this paper shows that exclusive contracts can have procompetitive effects, provided buyers are imperfect downstream competitors and contract...

Recent claims that online platforms have secured permanent monopolies, protected by barriers to entry from network effects and stockpiles of data, and should be the focus of intense antitrust and regulatory scrutiny, are inconsistent with the economics, technology, and history of online...