Evaluation of the Effects of the Belt and Road Initiative on the Unified Economic and Environmental Efficiency of Transportation Infrastructure in China Based on Range-Adjusted Measure Model and Difference in Difference Model

Table 3

Average values of three types of transportation infrastructure efficiency in China, 2007-2018.

	Region	EE	CE	UE
Regions not along the Belt and Road	Beijing	0.744	0.554	0.756
	Tianjin	0.979	0.842	0.981
	Hebei	1.000	0.587	1.000
	Shanxi	0.909	0.718	0.907
	Jiangsu	0.965	0.401	0.961
	Anhui	0.969	0.751	0.973
	Jiangxi	0.930	0.809	0.933
	Shandong	0.950	0.264	0.944
	Henan	0.919	0.573	0.918
	Hubei	0.787	0.510	0.771
	Hunan	0.878	0.650	0.872
	Sichuan	0.767	0.564	0.777
	Guizhou	0.955	0.835	0.953
	Regional mean	0.904	0.620	0.904
Regions along the Belt and Road	Inner Mongolia	0.872	0.633	0.863
	Liaoning	0.848	0.431	0.820
	Jilin	0.901	0.826	0.909
	Heilongjiang	0.839	0.706	0.847
	Shanghai	1.000	0.348	1.000
	Zhejiang	0.865	0.510	0.850
	Fujian	0.898	0.651	0.900
	Guangdong	0.877	0.011	0.865
	Guangxi	0.866	0.719	0.865
	Hainan	0.972	0.957	0.971
	Chongqing	0.856	0.739	0.864
	Yunnan	0.796	0.691	0.796
	Shaanxi	0.848	0.708	0.853
	Gansu	0.967	0.903	0.966
	Qinghai	0.998	0.998	0.998
	Ningxia	1.000	1.000	1.000
	Xinjiang	0.905	0.818	0.899
	Regional mean	0.900	0.685	0.898
Mean for all regions		0.902	0.657	0.900

Note. EE: economic efficiency; CE: environmental efficiency; UE: unified efficiency.