Abstract: Base on the above research,a game model of having absorptive capacity non-cooperation R&D is setup,Comparing the R&D investment influence relatively with and without absorptive capacity,we find the enterprise R&D investment takes high with absorptive capacity,analyze the impact on industry and society optimum R&D investment level and subsidy incentive policy of choosing technological overflow in product’s substitute and complementary.

Key words: research joint ventures, absorptive capacity, cooperation game, non-cooperation game