国有经济占国民经济的比重,在不同阶段具有不同的变化和特点。影响国有经济布局变化的因素主要有体制改革、准入政策、技术经济及产业发展等方面。国有资本将在一些重要行业和领域或企业中发挥重要的控制和支持作用。调整国有经济布局要与推进新型公有制及混合所有制经济和资本市场发展相结合,同时需要明确国家所有权政策。 The share of state-owned economy in the national economy has different changes and characteristics at different stages. The main factors affecting the changes in the layout of the state-owned economy are institutional reform, access policies, technological economy and industrial development. State-owned capital will play an important controlling and supporting role in some important industries and fields or enterprises. The adjustment of the layout of the state-owned economy should be combined with the promotion of a new type of public ownership and the development of a mixed ownership economy and the development of the capital market. At the same time, it is necessary to clarify the state ownership policy.