经济增长方式转变的临界点

经济增长的构成可分为三部分：（１）由生产率变化而引起的经济增长；（２）由投入量变化而引起的经济经济；（３）由生产率变化和投入量变化交互作用而引起的经济增长。经济增长方式的转变，其粗放和集约程度可由集约指数和粗放指数表征，其转变的临界点可以求解，并由此进行量化判别，经济增长方式转变的核心问题是促进集约（进化），防止粗放（退化），保持适度的经济增长，千方百计提高生产率；归根结底，主要源于技术创新。

The Critical Point of the Transformation of the Economic Growth System

The constitution of economic growth includes: (l)The economic growth caused by the variation of productivity; (2) The economic growth due to the variations of input; (3) The economic growth caused by the alternative offects of the variations of productivity and the variations of input. The critical point of the transformation of the economic growth system is soluble.