(1)

(2)

(3)

ROA

KZ

ROA

Rur_D

0.007***

−0.338***

0.002

(2.763)

(−3.530)

(0.988)

KZ

−0.015***

(−32.434)

Controls

control

control

control

_cons

0.006

0.038

0.007

(0.456)

(0.072)

(0.631)

N

3524

3524

3524

r2_a

0.072

0.156

0.383

year

Yes

Yes

Yes

ind

Yes

Yes

Yes