Which strategies generate value in e-commerce environments? In a step towards answering this question, this paper estimates the impacts of several competitive strategies on the values of the well-known Internet retailer Amazon.com and three of its early competitors, BarnesandNoble.com, CDNOW,...

This paper analyzes the impact of vertical integration on investment and other strategies in a dynamic common agency framework. Movie distribution is used as a motivating example. The model matches several facts about movie distribution; distributors avoid head-to-head new hit releases, hits...

We use a simple model of collaborative innovation to structure an empirical analysis of minority equity links in biotechnology alliances between clients and R&D firms. In the model, an equity link is an investment in information acquisition: it improves the ability of the client to learn about...