OLS

FE

RE

lnA

0.0499*

0.0574***

0.0572***

(0.0286)

(0.0177)

(0.0176)

Constant

−0.518***

−0.524***

−0.524***

(0.0275)

(0.0160)

(0.0576)

Observations

496

496

496

R-sq

0.0061

0.0061

0.0061