Evaluation of Urban Economic Benefit Value Calculation Method Based on Smart City

Table 2

Principal component loading matrix.

Index	A	B	C	D
Total number at the end of the year	−0.1967	−0.3756	−0.3209	−0.1423
Gross domestic product	0.4763	−0.1479	−0.1726	0.6281
The gross industrial output value	0.2344	−0.1162	−0.4493	0.2683
Total passenger volume	0.2879	−0.1605	−0.3092	−0.6217
Total freight volume	0.3318	−0.1821	−0.3105	−0.2492
Local fiscal revenue	0.6612	0.1362	0.4628	−0.1527
Investment in fixed assets	0.0635	0.2297	0.0921	−0.2216
Savings balance of residents at the end of the year	−0.1206	−0.1501	0.1744	0.0538
Number of on-the-job employees	0.0103	0.8193	−0.4382	0.0042
Total wages of on-the-job employees	0.1785	−0.0154	0.1612	−0.0291