2016年

2015年

2014年

Variable

Coefficient Variance

Prob

Centered VIF

Coefficient Variance

Prob

Centered VIF

Coefficient Variance

Prob

Centered VIF

C

5.846049

0.3084

NA

−71.30842

0.0000

NA

−170.3475

0.0000

NA

EPS

16.72268

0.0000

2.047581

4.659145

0.0000

1.656977

3.201285

0.0000

1.827929

NAPS^(1/3)

17.03572

0.0000

3.104023

36.06214

0.0000

2.209053

63.78476

0.0000

3.849548

INVTRTRRAT

−0.000177

0.0000

1.029354

LN(CR)

−170.3475

0.0234

1.436897

LN(MIPS)

3.201285

0.0104

1.668485

LN(SIZE)

0.950872

0.0090

1.894704

OPITPRF^(1/5)

−0.638690

0.0000

1.092458

STTO^(1/5)

1.895577

0.0000

1.395426

7.296199

0.0000

1.341155

13.37009

0.0000

1.149704

PE^(1/5)

−0.671528

0.0190

1.031091

−0.562012

0.0000

1.077055

0.404176

0.0239

1.041395

LN(PB)

12.10422

0.0000

2.690604

17.48946

0.0000

1.843736

31.20742

0.0000

2.518478

LN(PS)

R²

0.799805

0.760490

0.777930

Adjusted R²

0.799219

0.759988

0.777087

D-W stat

1.948403

1.744647

1.813776