关于研究马克思主义的方法,毛泽东同志有句名言,叫做“有的放矢”。他主张用马克思主义之“矢”,“射”中国革命之“的”。本文采取毛泽东倡导的这一方法,为了研究和阐明固定资产投资增量与存量的经济利益,去寻求马克思主义经济学理论之“矢”。采用这一方法,必需具备两个基本前提:(一)马克思经济理论宝库中的确拥有这样的珍宝;(二)切不可曲解马克思原著的本意,更不可牵强附会,胡乱解释,把本来不是马克思的东西强加 As to the method of studying Marxism, Comrade Mao Tse-tung has a famous saying called “targeted orientation.” He advocated using Marxism as a “vector” to “shoot” the “revolution” of the Chinese revolution. This paper adopts this method advocated by Mao Zedong, in order to study and clarify the economic benefits of increment and stock of fixed assets investment, and seek “vector” of Marxist economic theory. There must be two basic prerequisites for using this method: (1) The treasury of Marx's economic theory does indeed possess such a treasure; (2) it must not misinterpret the original intention of Marxism, let alone the forced annexation, indiscriminately explain that it is not Marx's Impose something