数据包络分析习题.docx

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1、1考虑具有2个输入，1个输出的4个决策单元DMUj（j=1,2,3,4）如下：输入输出决策单元1234133431321121分别对决策单元DMU1和DMU4，判断是否DEA有效(C2R)，若是，写出DEA相对有效面方程；若不是，当其输入输出值如何变化时才为DEA有效？2TherearetwelveDMUswiththreeinputs(x1,x2,x3)andtwooutputs(y1,y2)asshowninTable1.利用补偿性DEA模型分别求DMU1的最小和最大效率.DMUInputsandoutputsTheresultsX1X2X3Y1Y2[,]ran

2、k135039967751[0.0454,0.0989]0.067511229826873611[0.0526,0.1199]0.08047342231775584[0.0483,0.1076]0.07289428116970665[0.0564,0.1468]0.09374530116675445[0.0499,0.1679]0.0986263602917831070[0.0393,0.1402]0.081067540181072457[0.0304,0.1262]0.070010827633574590[0.0549,0.1358]0.0883593232557

3、51074[0.0800,0.2043]0.1313110444646741072[0.0363,0.1394]0.078981132325525350[0.0267,0.0666]0.043212124446461041199[0.0510,0.1560]0.09443•