(1) OLS

(2) FE

(3) RE

(4) Mixed Berthon Model

DIGE

0.0000776*** (12.03)

0.0000776*** (7.77)

0.0000776*** (7.77)

0.0001679*** (9.64)

RGDP

−0.0002648*** (−8.15)

−0.0002648*** (−8.08)

−0.0002648*** (−8.08)

−0.0005025*** (−8.11)

HUMA

0.0000885*** (4.99)

0.0000885*** (5.94)

0.0000885*** (5.94)

0.000163*** (5.80)

GOVR

−15.31066*** (−3.31)

−15.31066*** (−2.72)

−15.31066*** (−2.72)

−35.06651*** (−4.46)

FDL

−2.410516*** (−6.51)

−2.410516*** (−4.38)

−2.410516*** (−4.38)

−4.700581*** (−6.60)

INFRA

1.766365*** (8.77)

1.766365*** (7.26)

1.766365*** (7.26)

3.671718*** (8.33)

INVEST

0.0048572*** (8.18)

0.0048572*** (6.60)

0.0048572*** (6.60)

0.0095678*** (7.92)

_cons

−1.562622* (−1.78)

−1.562622 (−1.55)

−1.562622 (−1.55)

−4.124301*** (−3.03)

R2

0.2567

0.4960

0.2567

F-stat

29.63***

29.39***

205.70***

Wald chi2

101.80

Loglike

−196.31708

Obs

243

243

243

243