(1)

(2)

(3)

变量

LNFEE

Auditrisk

LNFEE

STRADER

0.466^***

0.089^***

0.447^***

(4.05)

(2.65)

(3.89)

Auditrisk

0.213^***

(5.05)

Controls

Yes

Yes

Yes

Constant

5.656^***

0.029^**

5.650^***

(76.02)

(2.19)

(75.94)

Industry fixed effect

Yes

Yes

Yes

Year fixed effect

Yes

Yes

Yes

Observations

18,535

18,535

18,535

R-squared

0.657

0.016

0.658

r2_a

0.656

0.0137

0.657