知识的扩散应包括作者间通过文献等载体相互引用的正式交流方式及作者间相互合作的非正式交流方式引起。以竞争领域为研究对象,选取领域合作方面及引用方面的核心作者,利用社会网络分析方法,分析由核心作者的互引及合作行为产生的知识扩散网络,揭示了竞争情报领域知识扩散的情况及结构特征。为某一领域的知识扩散结构及规律提供了新的角度与方法。 The diffusion of knowledge should be caused by the formal communication between authors through mutual references such as literature and the informal communication among authors. Taking the field of competition as the research object, this paper selects the core authors in the fields of cooperation and citation and analyzes the knowledge diffusion network caused by the core authors’ mutual citation and cooperation behaviors by using social network analysis methods. It reveals the knowledge diffusion in the field of competitive intelligence and Structure. It provides a new perspective and method for the diffusion structure and law of knowledge in a certain field.