一、现代著作权立法的三种理论鼓励作品的创作与传播,促进社会的发展,是现代文明国家实行著作权立法的基本目的。因为各个国家的政治制度、经济发展水平、文化传统、道德观念等诸方面差异甚大,通过著作权立法实现这一基本目的的理论基础与根本原则就很不一样。纵观18世纪以来世界主要发达国家建立和完善著作权保护制度的历史,笔 First, the three theories of modern copyright legislation Encouraging the creation and dissemination of works to promote the development of society is the basic purpose of the modern civilized countries in implementing copyright legislation. Because the political system, the level of economic development, cultural traditions and moral values ​​in various countries are very different, the theoretical basis and fundamental principles for realizing this basic purpose through copyright legislation are very different. Throughout the history of the establishment and improvement of copyright protection system in the world's major developed countries since the 18th century,