From: Degree of financialization and energy efficiency in Sub-Saharan Africa: do institutions matter?
 | Petroleum energy intensity | ||||
---|---|---|---|---|---|
(1) | (2) | (3) | (4) | (5) | |
VARIABLES | Uncond. | EIPT&Polity2 | EIPT&Polity2 | EIPT&Polity2 | EIPT&Polity2 |
L.ROA | 0.187*** | 0.153*** | 0.169*** | 0.143*** | 0.148*** |
(0.0224) | (0.0177) | (0.0193) | (0.0231) | (0.0272) | |
CreditGrowth (lag) | 1.771*** | 1.555*** | 1.643*** | 2.776*** | 2.788*** |
(0.181) | (0.196) | (0.202) | (0.261) | (0.269) | |
Size | 0.171*** | 0.191*** | 0.178*** | 0.256*** | 0.258*** |
(0.00708) | (0.0112) | (0.0189) | (0.0230) | (0.0233) | |
Risk | −0.00869 | −0.0144 | −0.0162*** | 0.00943 | 0.00958* |
(0.00879) | (0.00917) | (0.00454) | (0.00602) | (0.00546) | |
MIE | −0.024*** | −0.0231*** | − 0.0241*** | −0.0571*** | − 0.0570*** |
(0.00359) | (0.00292) | (0.00246) | (0.00469) | (0.00515) | |
FG | 0.0335*** | −0.00829 | 0.00851 | −0.0941*** | −0.0919*** |
(0.00848) | (0.00923) | (0.0106) | (0.0228) | (0.0205) | |
GDPgrowth | 0.0997*** | 0.111*** | 0.0799*** | 0.0321*** | – |
(0.00783) | (0.00690) | (0.00723) | (0.00556) | Â | |
Infl | 0.0419*** | 0.0413*** | 0.0331*** | – | – |
(0.00576) | (0.00600) | (0.00104) | Â | Â | |
lneipt | −0.612*** | −4.132*** | −3.398*** | −4.285*** | −4.238*** |
(0.158) | (0.492) | (0.390) | (0.566) | (0.596) | |
lnSSH | 5.289*** | 5.929*** | – | – | – |
(0.569) | (0.571) | Â | Â | Â | |
Polity2 | 0.223 | 82.19*** | 72.69*** | 99.81*** | 93.70*** |
(0.509) | (12.53) | (12.29) | (13.45) | (13.76) | |
Polity2*lneipt | – | 6.476*** | 5.619*** | 7.836*** | 7.332*** |
(0.957) | (0.936) | (1.049) | (1.079) | ||
Total effect of lneipt | – | −0.419 | −0.177 | 0.208 | −0.034 |
(0.282) | (0.536) | (0.602) | (0.619) | ||
Constant | −14.77*** | −75.18*** | −43.70*** | −51.13*** | −50.70*** |
(3.226) | (7.223) | (5.213) | (7.228) | (7.553) | |
Observations | 329 | 329 | 374 | 377 | 377 |
ID | 37 | 37 | 39 | 40 | (40) |
Sargan’s test (S) | 24.95(25) | 25.79(25) | 22.18(25) | 25.30(25) | 25.48(25) |
1st order autocor. | −1.94* | −1.88* | −2.11** | −2.16** | −2.13** |
2nd order autocor. | −0.77 | −0.72 | −1.10 | −0.91 | −0.94 |
CD | 0.032 | 0.442 | 0.265 | 0.700 | 1.253 |
ADF | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |