We study competition among upstream firms when each of them sells a portfolio of distinct products and the downstream has a limited number of slots (or shelf space). In this situation, we study how bundling affects competition for slots. When the downstream has k number of slots, social...

In this paper we study, as in Jeon-Menicucci (2009), competition between sellers when each of them sells a portfolio of distinct products to a buyer having limited slots. This paper considers sequential pricing and complements our main paper (Jeon- Menicucci, 2009) that considers simultaneous...

We consider competition among n sellers when each of them sells a portfolio of distinct products to a buyer having limited slots (or shelf space). We study how bundling affects competition for slots. When the buyer has k number of slots, efficiency requires the slots to be allocated to the best...

Since November 2010 the European Commission has been investigating whether Google’s business practices comply with European competition law. The Commission has identified four conducts that may violate Article 102 TFEU. To bring the investigation to an end, Google has offered several...

Intellectual property (“IP”) is often credited with providing an incentive for inventors to develop their creativity. Through IP protection, inventors can recoup their investment and make a profit. That idea, which has inspired legislators worldwide, is currently challenged in the European...

This paper discusses the general characteristics of online markets from a competition theory perspective and the implications for competition policy. Three important Internet markets are analyzed in more detail: search engines, online auction platforms, and social networks. Given the high level...

Digital platforms frequently refer their users to competitors. We show that these references induce a business-sharing effect that may relax competition for users, resulting in lower quality of content. More surprisingly, user surplus may also decrease as the quality effect may overwhelm the...

We study how digital platforms can choose competitive strategies to influence the number of multihoming consumers. Platforms compete for consumers and advertisers. A platform earns a premium from advertising to singlehomers, as it is a gatekeeper to these consumers. Competitive strategies...

Over the last few years, the European Commission and the competition authorities of a number of (Member) States have been busy investigating transactions leading to the buying/selling of premium content rights. These cases have been triggered by several factors. First, premium content...

The uncovering of several cartels and exclusionary practices by the Commission in the food and agro-processing sector has shown that the liberalization of the sector in 1996 did not necessarily increase competition and bring the benefits to consumers envisaged at the time. This paper draws on...