Table 6.
Panel ARDL estimates of methane model (1, 0, 0, 0) (Selection of the optimal lag length is based on the Bayesian Information Criterion (BIC))
(LR) | (SR) | |
---|---|---|
Variables | PMG | PMG |
ECT | − 0.583*** | |
(0.205) | ||
D (energy consumption) | 1.359 | |
(0.951) | ||
D (gross dom. product) | 0.538** | |
(0.267) | ||
D (gross domestic product squared) | − 0.0166 | |
(0.0113) | ||
Trend | − 0.283** | |
(0.134) | ||
Energy consumption | 0.0467 | |
(0.252) | ||
Gross domestic product | 0.502** | |
(0.205) | ||
Gross domestic product squared | − 0.0183* | |
(0.0106) | ||
Constant | 8.846** | |
(3.852) |
Standard errors in parentheses
***p < 0.01, **p < 0.05, *p < 0.1