如题:DEA 分析求解:技术效率不为1,但是松弛变量和剩余变量都为0,为什么?
表中红色字体就是我的问题,技术效率不为1,但是松弛变量和剩余变量都为0,为什么?
用的是DEA的CRS模型,产出角度做的。Output orientated DEA , Scale assumption: CRS
难道这样也可以?而且个别的s1或者s3整列都为0.
求高手解答,谢谢!
具体表格请见下方表格,谢谢!
Results from DEAP Version 2.1
Instruction file = 1ins.txt
Data file = 1.txt
Output orientated DEA
Scale assumption: CRS
Slacks calculated using multi-stage method
Unbounded objective function