本文以对长波“第二个拐点”原因的解释为重点论述了曼德尔长波理论的主要观点,就学者们对它的各种批评观点表明:长波由收缩期转入扩张期(即“第二个拐点”)的现象不违背经典的马克思主义理论;在马克思主义的分析中,“纯粹的”经济领域是不存在的;虽然要考虑到非经济因素的作用,但它们的作用不是直接的,而是要以中间环节为中介。 This article focuses on the long wave “second inflection point ” explains the main point of view of Mandel long wave theory, scholars on its various criticisms point: long wave from systolic into expansion (ie The “second inflection point” does not violate the classical theory of Marxism. In the analysis of Marxism, the “pure” economy does not exist. Although it takes into account the role of non-economic factors, they The role is not direct, but to intermediate links as an intermediary.