| lnm | |||
| (1) | (2) | (3) | (4) |
lusepu | −0.00638* | −0.00611* | −0.00613* | −0.00617* |
| (−2.48) | (−2.31) | (−2.32) | (−2.26) |
metal | 0.00962 | 0.0217 | 0.0176 | 0.0229 |
| −0.57 | −1.25 | −1.09 | −1.36 |
fuel | 0.0426* | 0.0451** | 0.0499** | 0.0469** |
| −2.69 | −2.85 | −3.69 | −3.48 |
lntapi | 0.186 | −0.0519 | −0.0177 | −0.089 |
| −0.33 | (−0.10) | (−0.04) | (−0.18) |
lngdp | 5.797* | 2.468* | 2.401** | 2.603* |
| (−2.67) | (−2.8) | (−2.97) | (−2.81) |
ggdp | 0.0333 | 0.0275 | 0.0292 | 0.0261 |
| (−1.28) | (−1.06) | (−1.09) | (−0.97) |
lnpgdp | −4.335 |
|
|
|
| (−1.60) |
|
|
|
cc |
| −0.386 |
|
|
|
| (−0.56) |
|
|
ps |
|
| −0.367 |
|
|
|
| (−1.30) |
|
rl |
|
|
| −0.484 |
|
|
|
| (−0.68) |
d1 | 0 | 0 | 0 | 0 |
| (.) | (.) | (.) | (.) |
d2 | 0 | 0 | 0 | 0 |
| (.) | (.) | (.) | (.) |
cons | −104.4** | −53.13* | −51.88* | −56.41* |
| (−2.84) | (−2.68) | (−2.83) | (−2.70) |
country | yes | yes | yes | yes |
t | yes | yes | yes | yes |
N | 393 | 393 | 393 | 393 |
R2 | 0.1719 | 0.1662 | 0.1676 | 0.1668 |
F value | 22.63 | 22.81 | 25.42 | 32.92 |
P | 0.0000 | 0.0000 | 0.0000 | 0.0000 |