在四中全会的《决定》中，对从战略上调整国有经济布局，第一次明确提出了要坚持“有进有退，有所为有所不为”的指导原则。这一指导原则的提出，在理论上，是对国有经济地位、职能、作用的一个重新界定，是对传统计划经济教条的新突破；在实践上，对于国有经济的战略性调整，? In the “Decision” of the Fourth Plenary Session, for the first time, it strategically adjusted the layout of the state-owned economy and put forward the guiding principle that we should adhere to the principle of “there are progressions and retreats and others do something different.” This guiding principle is proposed in theory to redefine the status, functions and roles of the state-owned economy and to make a new breakthrough in the dogma of the traditional planned economy. In practice, the strategic readjustment of the state-owned economy,