实现集约型经济增长是一个系统工程杨治（中国人民大学教授）“集约”与“粗放”这两个概念，原用于表述农业的经营方式。集约就是增加单位土地面积上的投入，精耕细作，以提高单位面积产量；粗放与之相反，就是广种薄收。现在，集约与粗放往往被用来描述经济增长方式．集... To achieve intensive economic growth is a systematic project Yang Zhi (Professor of Renmin University of China) the concept of “intensive” and “extensive”, originally used to describe the mode of operation of agriculture. Intensification is to increase the input of land per unit area, intensive, in order to improve the yield per unit area; extensive on the contrary, is a wide variety of thin income. Now, intensive and extensive are often used to describe the mode of economic growth. set...