The method of Data Envelopment Analysis(DEA) was put forward by Charnes A, Cooper W W and Rhodes earliest in 1978. It's a synthetical evaluation method which can be used to evaluate the relative efficiency of many Decision Making Units(DMU) which have a series of similar input and output objection.
数据包络分析(Data Envelopment Analysis)方法是早在1978年时,由CharnesA,Cooper W W和Rhodes提出来的一种综合评价方法。 它用来评价具有一系列相同输入输出指标的多个决策单元(Decision Making Units,简称DMU)之间的相对有效性。
Through analyzes the Hefei city life trash output (1994 -2005) as well as the influence trash output main correlation factor, used the multiple regression analysis method to establish trash rate of prediction model.
Used this model 2006-in 2015 to live trash output to Hefei to carryon the forecast. The result showed in the future ten years the Hefei life trash output will continue slowly to grow, estimated in 2015trash output achieved 102.61 ten thousand t, the average per person daily output will be 1.42 kg.
Energy source is one of the very important factors for Chinese economic fluctuation. Under the current macroeconomic policy goals,Chinese energy price goes up by 10%,and this leads to about(0.29%) of inflation rate,(0.35%) up of general price level,0.34% of output gap and accumulatively(0.41%) loss of output.
(2) on average,when the R&D expenditure of research universities increases 1%,the patent output of the capital region will increase 0.3%,and the patent output of the capital region increases 0.6% percent altogether in three years;
However, in order to promote resources more reasonable and help our reform of the municipal public utilities, privatization is based on guaranteeing basic jobs of output to hand some jobs over the market, which is a new path for the reform of the municipal public utilities.
This paper presents a theoretic grounds on determining whether an appraisal index is an input or output, and on the basis of this evaluates operational performance of every list company of an industry in China in 1997 fiscal year.
Some 23 representative listed companies in the real estate industry in China are taken as objects in the research. Comprehensive assessments are made by setting up the input and output index to find the relatively efficient model in the industry. Resource distribution efficiency of the entire industry and individual companies are analyzed at the same time.