Ln fee

(1)

(2)

(3)

(4)

(5)

Constant

13.518*** (378.483)

13.675*** (856.009)

5.659*** (30.553)

5.646*** (30.396)

5.704*** (30.603)

Lnnum

0.046*** (5.783)

0.016*** (2.803)

0.019*** (2.837)

0.009

(1.169)

Local

0.091*** (3.620)

−-0.019 (−0.922)

−0.267*** (−3.238)

Lnnum × Local

0.050*** (3.105)

Opinion

0.168*** (3.656)

0.167*** (3.624)

0.169*** (3.669)

Lnasset

0.356*** (42.144)

0.357*** (42.151)

0.356*** (42.071)

Lev

−0.0004 (−0.573)

−0.0004 (−0.600)

−0.0004 (−0.564)

Big 4

0.543*** (13.921)

0.543*** (13.913)

0.534*** (13.679)

Industry

control

control

control

Durbin-Watson

1.925

1.927

Adj.R2

0.012

0.004

0.567

0.567

0.568

F

143.215

138.291

No.of obs.

2716

2716

2716

2716

2716