Research Article

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

Table 4

Communality.

ā€‰InitialExtraction

The number of workers at the end of the year (million) 1.0000.966
Local financial expenditure (ten thousand yuan) 1.0000.884
Fixed asset investment (ten thousand yuan) 1.0000.949
Annual water consumption (ten thousand tons) 1.0000.907
Annual power consumption (ten thousand Kwh) 1.0000.975

Extraction method: principal component analysis.