We develop a theory of innovation for entry and sale into oligopoly, and show that inventions of higher quality are more likely to be sold (or licensed) to an incumbent due to strategic product market effects on the sales price. Such preemptive acquisitions by incumbents are shown to stimulate...

In this paper, we study entrepreneurial innovations in an industry characterized by network effects. We show that the presence of network externalities tends to make the entrepreneur prefer sale to entry. Moreover, we also show that the incentive to innovate for entry decreases when network...