经济学家李京文指出,知识经济对传统经济学理论的突破主要有四点:第一,工业经济的生产达到规模效应后,在此基础之上的投资扩张和生产规模扩大,其经济效益是递减的,而知识经济不受这个限制,生产规模越大,效益越好,产生了“收益递增”的新现象。第二,工业经济时 Economist Li Jingwen pointed out that there are mainly four major breakthroughs in the theory of knowledge economy by the knowledge economy: first, after the production of the industrial economy reaches the scale effect, the expansion of investment and the expansion of production scale on the basis of this have diminished the economic benefits However, the knowledge-based economy is not limited by this restriction. The larger the scale of production and the better the benefits, the new phenomenon of “increasing returns” has emerged. Second, industrial economy