We examine the intersection of patents and antitrust where a patentholder uses the monopoly power it possesses in the market for a patentedproduct to exclude competitors in an adjacent market and attempt tomonopolize or monopolize the adjacent market. The present scheme forawarding patents...

There is a substantial number of cases where the a priori relationshipbetween products is not at all clear in the sense that although apparentto be clear substitutes may turn out to be in fact complements, orvice-versa. This paper aims to study the relationship between fixed andmobile telephony...

We study competitive interaction between profit-maximizing firms thatsell software and complementary goods or services. In addition totactical price competition, we allow firms to compete through businessmodel reconfigurations. We consider three business models: theproprietary model (where all...