Based on Hunan industry as the research object, this paper based on the DEA evaluation perspective, a comprehensive evaluation of industrial ecological efficiency of Hunan. Select the degree of investment in science and technology, scale, environment monitoring, government control, the speed of economic growth, six measures of industrial production, the amount of the capital by adopting DEA evaluation method in Hunan Province industrial ecological efficiency of 14 city states, to select indicators for multiple linear regression. Regression resu...