Zeira, Joseph - C.E.P.R. Discussion Papers - 2003
This Paper presents a model of innovations and economic growth, in which patent rates emerge endogenously, as a result … of two assumptions: first, R&D is innovation-specific, second, marginal cost of innovation is increasing. The Paper then … examines the effects of patent races on growth, welfare, and the market structure of R&D, and derives three main results. The …