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Table 2 Correlation matrix and VIF of variables

From: The impact of corporate governance measures on firm performance: the influences of managerial overconfidence

Variables

1

2

3

4

5

6

7

8

9

VIF

Ownership concentration

1

        

1.07

Board independence

.052***

1

       

1.02

Dual leadership

.053***

.121***

1

      

1.06

Debt finance

−.126***

−.014*

−.145***

1

     

1.49

Product market competition

.032***

.039***

−.004

−.033***

1

    

1.00

Managerial overconfidence

−.067***

−.009

−.081***

.151***

.025***

1

   

1.05

Firm size

.081***

.006

−.178***

.543***

−.008

.175***

1

  

1.51

Firm age

−.232***

−.056***

−.089***

.165***

−.089***

.049***

.182***

1

 

1.12

Growth opportunity

.109***

−.012

.049***

−.024***

.013

−.094***

.033***

−.049***

1

1.02