However, under conditions of asymmetric information, as patent holders, foreign enterprises can not only achieve pooling equilibrium by lower royalty, but also achieve separating equilibrium by higher royalty. 然而,在不完全信息条件下,外国企业作为专利所有者既可以通过制定较低的专利许可费用实现混同均衡,又可以通过制定专利费用实现分离均衡,即均衡路径上可以存在自主创新。