This paper proposes to incorporate product customization in the Maskin and Riley (1984) nonlinear pricing model in order to capture major features of mobile service data. In particular, consumers are characterized by a two-dimensional type. One dimension is observed by the provider and...

The Microsoft cases in the United States and in Europe have been influential in determining the contours of the substantive liability standards for dominant firms in US antitrust law and in EC Competition law. The competition law remedies that were adopted, following the finding of liability,...

We consider a structural model of demand and supply where firms endogenously offer vertically differentiated products and exercise second-degree price discrimination. We apply this model to the smartphone industry and quantify the welfare effects of price discrimination and competition. We use...

56K modems were introduced under two competing incompatible standards. We show the importance of competition between Internet Service Providers in the adoption process. We show that ISP’s were less likely to adopt the technology that more competitors adopted. This result is particularly...

We analyze and contrast the US and EU antitrust standards on mixed bundling and tying. We apply our analysis to the US and EU cases against Microsoft on the issue of tying new products (Internet Explorer in the US, and Windows Media Player in the EU) with Windows as well as to cases brought in...

Online communities provide a social sphere for people to share information and knowledge. While information sharing is becoming a ubiquitous online phenomenon, how to ensure information quality or induce quality content, however, remains a challenge due to the anonymity of commentators. This...

We discuss and compare the remedies in the two cases antitrust cases of the European Union (EU) against Microsoft. The first EU case alleged (i) that Microsoft illegally bundled the Windows Media Player (WMP) with Windows; and (ii) that Microsoft did not provide adequate documentation that would...

The demand for electronic books (e-books) and the e-book readers are complementary. On the one hand, the emergence of e-book readers such as Amazon's Kindle has triggered the recent growth of the e-book market. On the other hand, several issues in the e-book market can affect the future of the...

This paper studies whether competition may induce firms abandoning deceptive pricing strategies aimed to profit from mistaken choices of consumers. The empirical analysis focuses on the pricing practices of early U.S. cellular firms, both under monopoly and duopoly. Foggy tariff options are...

This paper examines how manager and firm characteristics relate to entry decisions in US local telephone markets. To do so, it develops a structural econometric model that allows managers to be heterogeneous in their ability to correctly conjecture competitor behavior. The model adapts Camerer,...