变量

均值

标准差

1

2

3

4

5

6

7

8

9

VIF

MC

3.426

6.967

1

STC

0.377

0.128

0.192^**

1

1.209

CTC

0.525

0.184

−0.012

−0.027

1

1.416

EU

0.159

0.132

−0.013

0.180^***

−0.026

1

1.099

AGE

2.721

0.466

0.140^***

0.004

−0.208^***

−0.084

1

1.001

SIZE

22.282

1.416

0.193^***

0.034^**

−0.117^**

−0.022

0.365^***

1

1.190

FC

0.024

0.039

0.038

0.001

−0.008

0.230^***

0.008

0.196^***

1

1.060

LEV

0.500

0.183

0.111^***

−0.018^**

−0.150^***

0.081

−0.173^***

0.317

0.446

1

1.120

R&D

0.212

0.309

0.032

0.056^**

−0.078

−0.169^***

−0.157^***

−0.099^***

−0.378^***

−0.109^**

1

1.082