Table 8 Results of FGLS, DPD, GLS, and DOLS.

From: The relationship between investment intensity and profitability measures from the perspective of foreign investors

 

FLGS

GLS-Random

DPD (Robust)

DOLS

 

Coef.

P > | z|

Coef.

P > | z|

Coef.

P > | z|

Coef.

P > | z|

EBITDA

80.790

0.002

84.316

0.000

177.934

0.000

267.013

0.000

EBIT

−10.792

0.590

−22.771

0.046

−46.202

0.000

−58.975

0.204

LEV

165.610

0.000

40.501

0.082

85.148

0.000

174.613

0.004

AG

−47.812

0.006

4.035

0.783

12.462

0.459

−310.245

0.000

S

−23.028

0.000

14.694

0.027

19.283

0.019

−30.522

0.169

GRO

1.910

0.386

2.153

0.017

1.284

0.143

0.9108

0.799

Constant

53.788

0.035

−93.2978

0.000

−20.659

0.000

  

F-value

8.790

Prob > ch2

0.000

0.000

0.0000

0.000

R2

0.3173

0.25041

 

Homoscedastic

 

No autocorrelation

One-step results

Wald chi2(6)

55.33

440.33

320.25

   

Instruments for differenced equation GMM-type: L(2/.).ebitda L(2/.).ebit Instruments for level equation Standard: _cons