Table 1 The definition of variables
From: The impact of climate change and environmental regulation on energy poverty: evidence from China
Variable | Abbreviation | Measure | References |
|---|---|---|---|
Explained variable | Â | Â | Â |
 Energy poverty | EP | \({EP}_{i}=\left|\frac{{Expenditure}_{i}-{Poverty\, line}_{i}}{{Poverty\, line}_{i}}\right|\)  | [59] |
 Explanatory variable |  |  |  |
 Climate change | CC | \({CC}_{it}=\frac{{Temp}_{it}-mean\, of\, {Temp}_{t}}{Stand\, devation\, of\, {Temp}_{t}}\)  | |
 Economical environmental regulation | EER | Total investment proportion in environment pollution treatment | |
 Legal environmental regulation | LER | The number of penalty cases for environment | |
 Supervised environmental regulation | SER | The number of environmental protection agencies | |
Control variable | Â | Â | Â |
 Gross domestic product | GDP | Ln (Gross Domestic Product) | |
 Urbanization rate | Urb | Ln (Urbanization rate multiplied by 100) | |
 Geographic location | Geo | North is 1, South is 0 | [48] |
 Education | Edu | Ln (Average years of education) | |
 Population | Popu | Ln (Number of population) |