The Efficiency of China’s Hub Economy and Its Influencing Factors: A Two-Stage Analysis Based on the Super SBM-Malmquist-Tobit Model

Table 4

Tfpch and its decomposition items of hub economy in eastern, central, and western regions from 2012 to 2021.

Regions	Effch	Techch	Pech	Sech	Tfpch
The eastern region	1.006	0.990	1.005	1.000	0.995
The central region	0.989	0.927	0.995	0.994	0.917
The western region	0.987	0.917	0.992	0.995	0.905
Overall mean	0.994	0.945	0.998	0.997	0.939