C

$\ln \left(G_i^t{G}_j^t\right)$

$\ln Dij$

$Lij$

Coefficient

−5.23874***

0.824592***

−0.847732***

0.048349***

t-statistics

(−7.853076)

39.639520)

(−11.3284)

(0.415230)

Adjusted R²

0.873425

F-statistic(Prob)

510.3326(0.000)