一、“零年增长”理论“零增长”理论是美英等国家图书馆界在70年代提出的一种控制藏书增长的理论，又称馆藏稳定状态理论。其核心内容是要求建立有限规模的图书馆，在图书馆达到一个可靠的目标（馆藏量、功能等指标）之后，剔除文献的速度应当等同于采购文献的速度，即图书馆 I. Theory of “Zero-year Growth” The theory of “Zero-growth” is a theory put forward by the United States and Britain in the 1970s to control the growth of books. It is also called the theory of stable state of collections. Its core content is to require the establishment of a limited-scale library. After the library reaches a reliable target (such as the amount of collections and functions), the speed of removing the documents should be equal to the speed of purchasing the documents, that is, the library