模型2

ROA

模型4

ROA

SLK

0.0119***

0.0111***

(18.4418)

(17.4921)

SIZE

0.0083***

0.0003

(7.8174)

(0.2743)

BS

0.0181***

0.0202***

(3.4640)

(4.0169)

GROW

0.0722***

0.0732***

(19.8512)

(20.9090)

AGE

−0.0006***

−0.0007***

(−3.7168)

(−4.1365)

CR

0.0004***

0.0004***

(4.9341)

(6.5372)

SALARY

0.0248***

(16.9538)