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

For the sample period of 1965-1992, Kortum and Lerner (2000) find that venture capital (VC) investments have a positive impact on patent count at industry level, and this impact is larger than that of R&D expenditures. We confirm that this positive impact continued to be present and became even...