本文研究了我国投资规模与经济增长之间的关系,说明了投资的波动与经济增长波动之间的关系,并且适当的投资是实现经济发展的重要条件,文章在最后阐明了我国经济的协调和高效发展离不开投资产业结构的优化。国家应该充分的发挥投资对经济的拉动作用和优化作用,制定适宜的投资政策,促进投资结构的不断优化和升级,以带动经济的良性增长。 This paper studies the relationship between the scale of investment and economic growth in our country, illustrates the relationship between the volatility of investment and the fluctuation of economic growth, and the appropriate investment is an important condition for economic development. The article concludes with the conclusion that the coordination of economy and Efficient development is inseparable from the optimization of investment structure. The state should give full play to the stimulating effect and optimizing role of investment on the economy, formulate suitable investment policies, and promote the continuous optimization and upgrading of the investment structure so as to promote sound economic growth.