Miyagiwa, Kaz; Ohno, Yuka - In: International Journal of Industrial Organization 39 (2015) C, pp. 81-89
Using a dynamic model of patent races for two sequential innovations, Scotchmer & Green (1990) compared the effect on R&D incentives of the two patent-issuing rules, first-to-invent and first-to-file, and found first-to-file more conducive to R&D. We show that their result depends on their...