Environmental Efficiency Evaluation of Chinese Industry Systems by Using Non-Cooperative Two-Stage DEA Model

Table 2

Environmental efficiency scores of all regions.

		Subsystem 1 as a leader			Subsystem 2 as a leader			Black-box
DMU	Region							CCR
Eastern area
1	Beijing	0.9949	1.0000	0.9949	0.9949	1.0000	0.9949	0.3566
2	Tianjin	0.9368	1.0000	0.9368	0.9368	1.0000	0.9368	0.6395
3	Hebei	0.2557	0.6047	0.4228	0.6047	0.6047	1.0000	0.5653
4	Liaoning	0.0787	0.7558	0.1041	0.5668	0.7558	0.7499	0.3431
5	Shanghai	0.9769	1.0000	0.9769	0.9769	1.0000	0.9769	0.3756
6	Jiangsu	0.3954	0.7981	0.4954	0.7981	0.7981	1.0000	0.6724
7	Zhejiang	0.8115	0.8115	1.0000	0.8115	0.8115	1.0000	1.0000
8	Fujian	0.5358	0.8517	0.6290	0.8479	0.8479	1.0000	0.3574
9	Shandong	0.1582	0.9132	0.1732	0.9132	0.9132	1.0000	0.6540
10	Guangdong	0.7690	1.0000	0.7690	0.7690	1.0000	0.7690	0.2271
11	Hainan	1.0000	1.0000	1.0000	1.0000	1.0000	1.0000	1.0000
	Average	0.6284	0.8850	0.6820	0.8382	0.8847	0.9480	0.5628
Central area
12	Shanxi	0.3314	0.5955	0.5564	0.5651	0.5810	0.9725	0.5649
13	Inner Mongolia	1.0000	1.0000	1.0000	1.0000	1.0000	1.0000	0.7123
14	Jilin	0.9602	1.0000	0.9602	0.9658	0.9989	0.9669	1.0000
15	Heilongjiang	0.7600	0.9522	0.7981	0.9301	0.9396	0.9899	0.6739
16	Anhui	0.4378	0.7967	0.5495	0.7344	0.7344	1.0000	0.6055
17	Jiangxi	0.5053	0.9413	0.5368	0.8959	0.8959	1.0000	0.9578
18	Henan	0.2086	0.7935	0.2629	0.7662	0.7905	0.9692	0.3441
19	Hubei	0.1943	0.8173	0.2378	0.7382	0.8157	0.9050	0.6699
20	Hunan	0.2438	0.8489	0.2872	0.7334	0.8380	0.8751	0.8293
21	Guangxi	0.5955	0.7289	0.8169	0.6168	0.6630	0.9304	0.5963
	Average	0.5237	0.8474	0.6006	0.7946	0.8257	0.9609	0.6954
Western area
22	Chongqing	0.7845	0.9489	0.8267	0.8346	0.9389	0.8889	0.6388
23	Sichuan	0.2240	0.7736	0.2895	0.6235	0.7736	0.8059	0.3353
24	Guizhou	0.3837	0.4294	0.8935	0.4212	0.4212	1.0000	0.4755
25	Yunnan	0.4184	0.5153	0.8121	0.5054	0.5054	1.0000	1.0000
26	Shaanxi	0.3557	0.8670	0.4102	0.6584	0.8639	0.7622	0.4484
27	Gansu	0.2474	0.4123	0.6001	0.4462	0.4462	1.0000	0.6937
28	Qinghai	0.8805	0.9227	0.9542	0.9061	0.9061	1.0000	0.9728
29	Ningxia	0.6207	0.6872	0.9031	0.6381	0.6799	0.9384	0.9091
30	Xinjiang	0.6995	0.9217	0.7589	0.8244	0.9110	0.9050	1.0000
	Average	0.5127	0.7198	0.7165	0.6509	0.7163	0.9223	0.7193
	National average	0.5588	0.8229	0.6652	0.7675	0.8145	0.9446	0.6540