Area Differences in Regional Logistics Efficiency and the Law Governing Its Temporal and Spatial Evolution

Table 2

Evaluation index system of regional logistics efficiency.

Variable	Code	Index meaning	Unit
Input indicators	A1	Fixed asset investment in logistics industry	100 million yuan
	A2	Number of employees in logistics industry	Ten thousand people
	A3	Proportion of financial expenditure of logistics industry in local financial expenditure	%
Output indicators	B1	The volume of freight transport	10000 tons
	B2	Rotation volume of freight transport	100 million tons/km
	B3	GDP of logistics industry	100 million yuan
Environmental indicators	C1	Consumption level of regional residents	Yuan
	C2	Total retail sales of social consumer goods	100 million yuan
	C3	Regional per capita GDP	Yuan