Study on the Evaluation Model of the Investment Efficiency of Real Estate Industry Based on Super Efficiency DEA

There are a lot of academic attentions devoted to the problem of investment efficiency in real estate industry in our country recently. This paper seeks to use the method of Super Efficiency DEA to establish an evaluation model of investment efficiency in real estate industry, which is based on Super Efficiency DEA. 35 large and medium cities from China are selected as samples to evaluate the investment efficiency of these cities. The results show that there exist the problems of excessive investment and low investment efficiency in real estate industry in China as a whole; and it is also found that compared with middle regions of china, the investment efficiency of eastern costal areas and northwest areas are higher, they all reach or close to DEA Efficiency.