Table 1.
Description of variables and summary statistics (1975–2017).
| Variables | Description | Mean | Std. deviation | Min | Max |
|---|---|---|---|---|---|
| ln CO2 | CO2 emissions (kt) | 8.175 | 0.718 | 6.955 | 9.724 |
| ln CH4 | Methane emissions (kt of CO2 equivalent) |
10.69 | 0.282 | 10.339 | 11.277 |
| ln N2O | Nitrous oxide emissions (kt of CO2 equivalent) |
10.259 | 0.322 | 9.856 | 10.925 |
| ln RGDP | Real GDP per Km2 (in millions of ETB) |
12.11 | 0.724 | 11.39 | 14.184 |
| ln Ind-ratio | The ratio of industrial value added share to other sectors | -2.15 | 0.288 | -2.498 | -1.060 |
| ln GNDI | Gross National Disposable Income per capita (in ETB) | 8.327 | 0.489 | 7.781 | 9.885 |
| ln FEC | Fossil Fuel Energy Consumption (% of Total) | 1.308 | 0.294 | 0.809 | 1.987 |
Note: the total number of observations for each variable is 43.