中文摘要：

借助Spencer和Brander（1983）三国市场模型，在考虑国际寡头竞争条件下及两国市场结构不对称情形时，产业研发效率对一国政府战略性研发政策的影响。与以往支持补贴的战略性研发政策研究相比，研究结果表明，一国的战略性研发政策与该国的市场结构及其国内企业的研发效率有关，一国政府的战略性研发政策随国内企业的数量和产业研发效率的变化而有可能选择补贴、不干预或是征税。

英文摘要：

This paper analyzes the impact of industrial R＆D efficiency on a governmental R＆D policies under asymmetric market structure by using the third market model of Spencer and Brander（1983）. Comparing with previ- ous studies, the paper shows the country＇s R＆D policies are influenced by domestic market structure and the effi- ciency of industrial R＆D. The domestic government may choose whether subsidy, tax or no intervention depen- dent on the change of domestic market structure and the efficiency of industrial R＆D.