Variable	Ingredient
Variable	1	2	3	4
Per capita GDP	0.164	0.045	0.135	0.034
Labor productivity	0.037	0.053	0.451	0.284
Urban per capita disposable income	0.160	0.063	−0.078	−0.057
Rural disposable income	0.158	0.066	0.010	−0.040
Per capita fiscal revenue	0.167	0.005	−0.013	−0.091
Per capita fiscal expenditure	0.085	−0.135	−0.143	0.419
Per capita water resources	−0.008	−0.099	−0.225	0.667
Per capita fixed asset investment	0.058	−0.041	0.443	0.224
Exports as a share of GDP	0.121	0.092	−0.175	0.114
Internet access	0.007	0.197	−0.051	0.162
Telephone penetration rate	0.154	0.031	−0.120	−0.092
Number of health institutions	−0.084	0.156	0.036	0.124
Local financial health expenditure	−0.017	0.203	−0.057	0.109
Highway mileage	−0.115	0.134	0.003	0.131
Total passenger traffic	−0.016	0.188	−0.074	0.122