Dynamic panel data analyses-difference GMM
| Variables | (1) | (2) | (3) | (4) |
|---|---|---|---|---|
| DGMM1 | DGMM1-CL-a | DGMM2 | DGMM2-CL-a | |
| Regional trade | 0.0348*** | 0.0233*** | 0.0388*** | 0.0214* |
| (0.00818) | (0.00812) | (0.00979) | (0.0123) | |
| Non-regional trade | 0.000567 | 0.000400 | 0.000360 | 0.000638 |
| (0.000656) | (0.000660) | (0.000746) | (0.00138) | |
| Exchange rate | 0.0346*** | 0.0334*** | 0.0292*** | 0.0368** |
| (0.00526) | (0.00815) | (0.00846) | (0.0165) | |
| Population growth | −60.09* | −8.038 | −409.3 | 9.300 |
| (32.44) | (42.63) | (516.7) | (59.70) | |
| Unemployment rate | −38.70 | −38.54 | −49.74 | −48.17 |
| (33.01) | (28.13) | (43.88) | (53.30) | |
| Gross capital formation | 3.042 | −1.007 | −1.427 | −0.372 |
| (6.665) | (2.422) | (5.448) | (3.402) | |
| Observations | 132 | 132 | 132 | 132 |
| No of countries | 12 | 12 | 12 | 12 |
| Country effect | YES | YES | YES | YES |
| Year effect | NO | NO | NO | NO |
| Hansen_test | 3.153 | 8.768 | 3.153 | 8.768 |
| Hansen prob | 1 | 0.119 | 1 | 0.119 |
| Sargan_test | 146.5 | 104.3 | 146.5 | 104.3 |
| Sargan prob | 5.43e–09 | 0 | 5.43e–09 | 0 |
| AR(1)_test | −1.317 | −1.464 | −1.046 | −1.222 |
| AR(1)_p-value | 0.188 | 0.143 | 0.296 | 0.222 |
| AR(2)_test | 0.801 | 0.783 | 1.191 | 0.802 |
| AR(2)_p-value | 0.423 | 0.434 | 0.234 | 0.422 |
| No. of instruments | 67 | 11 | 67 | 11 |
| Variables | (1) | (2) | (3) | (4) |
|---|---|---|---|---|
| DGMM1 | DGMM1-CL-a | DGMM2 | DGMM2-CL-a | |
| Regional trade | 0.0348*** | 0.0233*** | 0.0388*** | 0.0214* |
| (0.00818) | (0.00812) | (0.00979) | (0.0123) | |
| Non-regional trade | 0.000567 | 0.000400 | 0.000360 | 0.000638 |
| (0.000656) | (0.000660) | (0.000746) | (0.00138) | |
| Exchange rate | 0.0346*** | 0.0334*** | 0.0292*** | 0.0368** |
| (0.00526) | (0.00815) | (0.00846) | (0.0165) | |
| Population growth | −60.09* | −8.038 | −409.3 | 9.300 |
| (32.44) | (42.63) | (516.7) | (59.70) | |
| Unemployment rate | −38.70 | −38.54 | −49.74 | −48.17 |
| (33.01) | (28.13) | (43.88) | (53.30) | |
| Gross capital formation | 3.042 | −1.007 | −1.427 | −0.372 |
| (6.665) | (2.422) | (5.448) | (3.402) | |
| Observations | 132 | 132 | 132 | 132 |
| No of countries | 12 | 12 | 12 | 12 |
| Country effect | YES | YES | YES | YES |
| Year effect | NO | NO | NO | NO |
| Hansen_test | 3.153 | 8.768 | 3.153 | 8.768 |
| Hansen prob | 1 | 0.119 | 1 | 0.119 |
| Sargan_test | 146.5 | 104.3 | 146.5 | 104.3 |
| Sargan prob | 5.43e–09 | 0 | 5.43e–09 | 0 |
| AR(1)_test | −1.317 | −1.464 | −1.046 | −1.222 |
| AR(1)_ | 0.188 | 0.143 | 0.296 | 0.222 |
| AR(2)_test | 0.801 | 0.783 | 1.191 | 0.802 |
| AR(2)_ | 0.423 | 0.434 | 0.234 | 0.422 |
| No. of instruments | 67 | 11 | 67 | 11 |
Note(s): Robust standard errors in parentheses *p < 0.1, **p < 0.05, ***p < 0.01; DGMM1 and DGMM2 denote one-step and two-step difference GMM, respectively. Regressions with suffix “CL” follow Roodman (2009b and collapse the instrument matrix. a denotes lag (1 5)
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