The Trend and Fluctuation Analysis of Economic Efficiency of Industrial Eenterprises——Taking Industrial Eenterprises in Guangdong Province as an Example

Industrial enterprises play a decisive role in the economic growth.Economic efficiency not only relates to the survival and development of the industrial enterprises,but also acts as one of the important factors which affect the sustainable development of the national economy.In this paper,taking the economic efficiency of industrial enterprises in Guangdong Province as an example,we apply the method of factor analysis on time-series data of indexes from 2000 to 2010.Based on the factor score,we draw a line chart to look at the trend of economic efficiency of industrial enterprises in the 21st century and its fluctuations reasons and give some advice.