Research on Sustainable Development of Resource-Based Cities Based on the DEA Approach: A Case Study of Jiaozuo, China

Table 10

Evaluation results of sustainable development of Jiaozuo.

Year	Crste	Vrste	Scale	RE	SE	TE	SDT
1999	0.619	1.000	0.619	WDEAE	IRS	E
2000	1.000	1.000	1.000	DEAE	NC	E	OTT
2001	0.288	1.000	0.288	WDEAE	IRS	E	ITT
2002	0.311	1.000	0.311	WDEAE	IRS	E	OTT
2003	0.465	1.000	0.465	WDEAE	IRS	E	OTT
2004	1.000	1.000	1.000	DEAE	NC	E	OTT
2005	0.666	0.973	0.684	DEAI	IRS	I	ITT
2006	1.000	1.000	1.000	DEAE	NC	E	OTT
2007	0.597	0.901	0.663	DEAI	IRS	I	ITT
2008	0.891	0.969	0.919	DEAI	IRS	I	OTT
2009	0.882	0.968	0.911	DEAI	DRS	I	ITT
2010	1.000	1.000	1.000	DEAE	NC	E	OTT
2011	0.723	0.809	0.895	DEAI	IRS	I	ITT
2012	1.000	1.000	1.000	DEAE	NC	E	OTT
2013	0.817	1.000	0.817	WDEAE	DRS	E	ITT

Note: relative efficiency (RE), scale effectiveness (SE), technology effectiveness (TE), sustainable development track (SDT), weak DEA efficiency (WDEAE), DEA efficiency (DEAE), DEA ineffective (DEAI), increasing scale (IRS), decreasing scale (DRS), no change (NC), effectiveness (E), ineffectiveness (I), on the track (OTT), and inferior to track (ITT).