(1) | (2) | (3) | (4) | (5) | (6) | (7) | |
| lnxij | lnxij | lnxij | lnxij | lnxij | lnxij | lnxij |
lnGDP1 | 0.859*** | 0.819*** | 0.826*** | 0.859*** | 0.854*** | 0.820*** | 0.824*** |
| (15.39) | (14.42) | (14.51) | (15.30) | (15.59) | (14.33) | (14.74) |
lnGDP2 | 1.332*** | 1.351*** | 0.986*** | 1.308*** | -0.287 | 1.329*** | -0.410 |
| (30.44) | (30.11) | (8.50) | (29.37) | (-1.37) | (29.19) | (-1.86) |
lndistcap | -0.627** | -0.583* | -0.584* | -0.617* | -0.621** | -0.575* | -0.589* |
| (-2.64) | (-2.50) | (-2.48) | (-2.56) | (-2.59) | (-2.43) | (-2.48) |
contiguous | 0.270 | 0.266 | 0.266 | 0.273 | 0.272 | 0.268 | 0.267 |
| (0.78) | (0.78) | (0.78) | (0.78) | (0.78) | (0.78) | (0.77) |
landlocked | 0.902* | 0.974* | 0.979* | 1.000* | 0.959* | 1.064** | 1.008* |
| (2.27) | (2.49) | (2.49) | (2.48) | (2.39) | (2.68) | (2.54) |
lnair1 |
| 0.0318* | 0.0297* |
|
| 0.0306* | 0.0245 |
|
| (2.14) | (2.03) |
|
| (2.07) | (1.79) |
lnair2 |
|
| 0.338*** |
|
|
| 0.214* |
|
|
| (3.39) |
|
|
| (2.27) |
lncontainer1 |
|
|
| 0.0207* | 0.0150 | 0.0206* | 0.0127 |
|
|
|
| (2.47) | (1.93) | (2.42) | (1.59) |
lncontainer2 |
|
|
|
| 1.444*** |
| 1.364*** |
|
|
|
|
| (7.75) |
| (7.30) |
_cons | -32.72*** | -32.82*** | -25.60*** | -32.20*** | -12.79*** | -32.33*** | -9.411* |
| (-12.72) | (-12.92) | (-7.68) | (-12.38) | (-3.55) | (-12.58) | (-2.39) |
N | 420 | 408 | 408 | 420 | 420 | 408 | 408 |


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