文章分析了信息经济学对图书馆学的影响和渗透,认为两者在相互碰撞的过程中促进了图书馆学的发展,扩大了其研究对象,深化了其研究内容,尤其是诸如信息不对称现象在图书馆工作中比比皆是,如何消除这种信息的不对称,是搞好图书馆工作的一个重点。这对于认识图书馆学长期争论的“名”与“实”、“公益性”和“经济性”的不同见解是有很有启发的。 The article analyzes the impact and infiltration of information economics on library science. It holds that both of them promote the development of library science in the process of collision with each other, expand its research object and deepen its research content, especially the information asymmetry Phenomena abound in the work of libraries, and how to eliminate the asymmetry of such information is a key point of doing a good job in library work. This is very enlightening for the different views on the “name” and “real”, “nonprofit” and “economic” understanding of long debates in library science.