变量

(1)

(2)

(3)

DIGItext

0.7663^***

(14.34)

DIGItextA

0.04302^**

(0.00176)

DIGItextB

0.00175^**

(0.000871)

Leverage

0.9668^***

(14.68)

0.9712^***

(14.76)

Liqiud

0.0057^***

(3.54)

0.0059^***

(3.76)

Roa

1.7437^***

(2.86)

1.7525^***

(2.87)

观测值

8829

8829

8829

R²

0.194

0.645

0.621