Impact of energy affordability on the decision-making of rural households in ecologically fragile areas of Northwest China regarding clean energy use

Table 12 Income-level heterogeneity in the impact of energy affordability on decision-making regarding clean energy use

Variable	≤ 10,000			10,000–30,000			30,000–50,000			50,000–100,000			≥ 100,000
Variable	Cooking	Heating	Hot water	Cooking	Heating	Hot water	Cooking	Heating	Hot water	Cooking	Heating	Hot water	Cooking	Heating	Hot water
Income growth	0.057*** (0.006)	0.050*** (0.007)	0.040*** (0.005)	0.064*** (0.003)	0.055*** (0.004)	0.042*** (0.003)	0.077*** (0.004)	0.061*** (0.004)	0.043*** (0.004)	0.091*** (0.007)	0.069*** (0.006)	0.054*** (0.005)	0.106*** (0.013)	0.073*** (0.011)	0.063*** (0.009)
Subsidy growth	0.142*** (0.013)	0.152*** (0.016)	0.098*** (0.012)	0.160*** (0.008)	0.147*** (0.008)	0.113*** (0.007)	0.163*** (0.009)	0.156*** (0.008)	0.108*** (0.008)	0.211*** (0.016)	0.175*** (0.012)	0.127*** (0.012)	0.242*** (0.027)	0.229*** (0.025)	0.206*** (0.026)
Control variables	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled
Dummy variable	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled	Controlled
Observations	810			2412			2070			1050			366

*, * *, * * * indicate the 10, 5, and 1% significance levels, respectively; standard errors are in parentheses. The unit of income and subsidy growths is 100 yuan, and the estimated coefficient in the report represents the impact of 100 yuan increase in income and subsidies on the probability of households opting for clean energy

ISSN: 2192-0567