变量

TFP

Dif

GM

Lev

Roa

Growth

Cash

LHR

Audi

TFP

1

Dif

0.035^***

1

Size

0.802^***

−0.024^**

1

Lev

0.407^***

0.028^**

0.430^***

1

Roa

0.141^***

−0.027^**

0.066^***

−0.333^***

1

Growth

0.077^***

−0.061^***

0.069^***

0.053^***

0.072^***

1

Cash

0.113^***

0.128^***

0.064^***

−0.173^***

0.383^***

−0.00300

1

LHR

0.055^***

0.405^***

0.0140

0.0110

0.072^***

−0.025^**

0.167^***

1

Audi

0.041^***

−0.0110

0.00700

−0.213^***

0.347^***

0.030^***

0.106^***

0.0180

1