Wang, Meiqiang; Li, Yongjun - In: International Journal of Data Analysis Techniques and … 2 (2010) 2, pp. 140-154
The radial measures of classical DEA models (CCR, BCC) are incomplete, they are only separate measures of input and output efficiency and their efficiency index omit the non-zero input and output slacks. Enhanced Russell graph measure (ERM) eliminates these deficiencies. All of the existing...