收入指标和支出指标之间的相关性

y1

y2

y3

y4

y5

y6

y7

y8

x1

0.7779

0.3070

0.9408

0.8145

0.4115

0.7498

0.5894

0.7303

x2

0.0774

−0.0726

−0.1557

−0.0122

−0.3785

0.1738

0.2449

−0.1250

x3

0.7198

0.0955

0.9591

0.7333

0.4358

0.6374

0.6808

0.6088

x4

0.2890

0.2580

0.6698

0.4381

0.8106

0.2273

0.4926

0.6180