Table 4 Diagnostic tests based on sub-samples
| Â | (1) | (2) | (3) | (4) | (5) |
|---|---|---|---|---|---|
GDPj | 0,779 | 0,820 | 0,861 | 0,756 | 0,302 |
(13.67) | (16.40) | (15.65) | (6.25) | (0.95) | |
Distanceij | −0,356 | −0,379 | −0,356 | − 0,767 | −0,518 |
(5.84) | (6.42) | (5.01) | (3.97) | (1.69) | |
Tariffij | − 3938 | − 3488 | − 2560 | − 1809 | − 2648 |
(−4.60) | (−5.18) | (1.01) | (−1.99) | (1.21) | |
Logisticsj | 1867 | 1810 | 1177 | 3440 | 2742 |
(4.29) | (4.61) | (1.66) | (−3.08) | (−0.78) | |
Observations | 83 | 80 | 45 | 25 | 13 |
- of total export quantity | 0,980 | 0,980 | 0,822 | 0,149 | 0,010 |
Significance F | 0,000 | 0,000 | 0,000 | 0,000 | 0,466 |
R Square | 0,877 | 0,908 | 0,937 | 0,793 | 0,331 |
Adjusted R Square | 0,871 | 0,903 | 0,931 | 0,752 | −0,004 |