This paper develops a simple model to analyze the effects of mergers in complementary system markets when the merged firm is able to engage in bundling. In particular, I analyze the impact of (mixed) bundling on pricing decisions for existing generations of products and derive welfare...

We introduce a novel method to identify information networks in stock markets, which explicitly accounts for the impact of public information on investor trading decisions. We show that public information has a clear effect on the empirical investor networks' topology. Most importantly, our...