Okamura, Makoto; Shinkai, Testuya; Tanaka, Satoru - School of Economics, Kwansei Gakuin University - 2005
without a cross-licensing system. By comparing R&D investment levels in the two equilibria, we show that the cross-licensing … system discourages the R&D invest ments when the duopolistic firms produce goods by using the two completely complementary …