Research on Impact Mechanism of Demand Side of Urban Residents’ Electricity Consumption: Analysis Based on Microscopic Survey Data

Table 3

Regression results of household annual electricity consumption.

Dependent variable	(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
	Ln annual electricity consumption
Second-gear income	−0.013	−0.055	−0.112	−0.026	−0.128	−0.174	−0.480	−0.081	0.021
	(0.086)	(0.084)	(0.087)	(0.098)	(0.294)	(0.265)	(0.478)	(0.087)	(0.106)
Third-gear income	−0.106	−0.148	−0.129	−0.144	−0.085	−0.111	−0.329	−0.111	−0.113
	(0.092)	(0.095)	(0.103)	(0.124)	(0.267)	(0.301)	(0.361)	(0.101)	(0.120)
Fourth-gear income	0.134	0.142	−0.101	0.173	−0.412	−0.002	−0.717	−0.125	0.110
	(0.101)	(0.101)	(0.113)	(0.131)	(0.257)	(0.426)	(0.514)	(0.110)	(0.134)
Built in the 1980	0.163	0.156	0.040	0.298∗	0.360	−0.539	0.125	−0.061	0.254
	(0.119)	(0.110)	(0.128)	(0.177)	(0.486)	(0.336)	(0.556)	(0.114)	(0.169)
Built in the 1990s	0.061	−0.021	−0.066	−0.083	0.444	−0.197	0.771	−0.054	0.007
	(0.103)	(0.098)	(0.112)	(0.135)	(0.534)	(0.397)	(0.699)	(0.098)	(0.146)
Built in the 21st century	0.129	−0.001	−0.032	−0.155	0.629	−0.260	1.063	−0.029	−0.010
	(0.108)	(0.099)	(0.115)	(0.147)	(0.467)	(0.240)	(0.627)	(0.101)	(0.153)
Covered area	0.003	0.003	0.004	0.004	0.009	0.008	0.003	0.003	0.005
	(0.001)	(0.001)	(0.001)	(0.002)	(0.004)	(0.004)	(0.006)	(0.001)	(0.002)
Rental house	0.033	0.012	0.025	−0.058	−0.010	−0.068	0.363	−0.017	−0.007
	(0.092)	(0.103)	(0.107)	(0.117)	(0.301)	(0.320)	(0.443)	(0.097)	(0.112)
Permanent resident population	0.080	0.095	0.063∗	−0.019	0.090	0.212	0.168	0.075	0.001
	(0.031)	(0.034)	(0.036)	(0.039)	(0.129)	(0.110)	(0.129)	(0.034)	(0.036)
Gender of householder	−0.069	−0.061	0.039	−0.021	−0.192	0.065	−0.225	0.058	0.013
	(0.059)	(0.061)	(0.068)	(0.086)	(0.250)	(0.198)	(0.358)	(0.064)	(0.083)
Associate college degree or above for householder	−0.028	−0.088	−0.129	−0.223	0.300	0.150	0.198	−0.069	−0.146
	(0.062)	(0.066)	(0.078)	(0.107)	(0.298)	(0.330)	(0.410)	(0.074)	(0.101)
Age of householder	−0.003	0.006	−0.006	−0.010	0.013	0.001	0.020	−0.005	−0.006
	(0.002)	(0.002)	(0.003)	(0.004)	(0.008)	(0.009)	(0.010)	(0.002)	(0.003)
Number of housewives	−0.033	−0.092	−0.042	−0.091	0.421	0.202	0.062	−0.033	−0.099
	(0.071)	(0.064)	(0.071)	(0.099)	(0.397)	(0.339)	(0.471)	(0.072)	(0.093)
Unemployment	0.029	0.066	0.091	0.094	0.113	0.074	−0.263	0.066	0.025
	(0.039)	(0.042)	(0.047)	(0.076)	(0.147)	(0.235)	(0.282)	(0.042)	(0.070)
Television	0.001	0.095	0.041	0.031	0.355	0.472	0.339	0.059	−0.022
	(0.027)	(0.060)	(0.077)	(0.081)	(0.219)	(0.253)	(0.309)	(0.030)	(0.036)
Refrigerator	0.108	0.190	0.371	0.112	0.314	0.668	−0.087	0.079	0.046
	(0.058)	(0.144)	(0.148)	(0.177)	(0.350)	(0.378)	(0.464)	(0.074)	(0.076)
Total computers	0.378	0.061	0.023	0.046	0.066	0.018	0.172	0.570	0.233
	(0.114)	(0.028)	(0.032)	(0.043)	(0.111)	(0.105)	(0.166)	(0.127)	(0.155)
Rice cooker	0.062	0.079	0.034	0.367	0.367	0.272	−0.218	0.008	0.062
	(0.027)	(0.189)	(0.224)	(0.278)	(0.482)	(0.315)	(0.676)	(0.031)	(0.042)
Induction cooker	0.038	0.039	−0.026	0.079	0.511	−0.018	−0.228	0.053	0.290
	(0.182)	(0.140)	(0.161)	(0.231)	(0.511)	(0.328)	(0.959)	(0.183)	(0.228)
Electric oven	−0.006	0.037	0.096	0.250	−0.058	−0.118	−0.116	−0.049	−0.027
	(0.129)	(0.158)	(0.181)	(0.194)	(0.468)	(0.426)	(0.982)	(0.136)	(0.207)
Electric pressure cooker	0.082	−0.098	0.032	−0.288	−0.304	0.005	1.206	0.056	0.218
	(0.159)	(0.132)	(0.156)	(0.203)	(0.577)	(0.366)	(1.040)	(0.184)	(0.174)
Microwave oven	−0.189	−0.013	0.089	−0.006	−0.468	−0.324	0.616	0.021	−0.196
	(0.150)	(0.148)	(0.167)	(0.205)	(0.401)	(0.429)	(0.960)	(0.149)	(0.194)
Water dispenser	−0.094	0.057	0.122	0.050	−0.047	0.056	−0.298	−0.007	0.018
	(0.142)	(0.055)	(0.062)	(0.082)	(0.248)	(0.255)	(0.364)	(0.143)	(0.196)
Electric water heater	0.048	0.092	0.073	0.140	0.179	0.016	−0.330	0.098	0.048
	(0.054)	(0.132)	(0.154)	(0.182)	(0.348)	(0.347)	(0.580)	(0.059)	(0.077)
Number of electric kettles	0.194	0.077	0.107	−0.061	0.176	0.066	0.041	0.118	0.067
	(0.124)	(0.052)	(0.052)	(0.067)	(0.270)	(0.227)	(0.292)	(0.141)	(0.169)
Cooking time	0.032	0.004	−0.013	0.126	0.081	−0.042	−0.192	0.079	−0.102
	(0.052)	(0.092)	(0.096)	(0.137)	(0.288)	(0.187)	(0.312)	(0.049)	(0.066)
Rice cooker for cooking	−0.047	0.000	−0.019	−0.105	−0.009	0.028	0.456	−0.039	0.087
	(0.091)	(0.091)	(0.104)	(0.115)	(0.227)	(0.155)	(0.313)	(0.090)	(0.115)
Induction cooker for cooking	0.020	−0.057	0.036	−0.054	−0.203	0.146	0.253	−0.011	−0.065
	(0.083)	(0.058)	(0.066)	(0.092)	(0.230)	(0.176)	(0.365)	(0.089)	(0.094)
Electric oven for cooking	−0.042	−0.094	−0.104	−0.148	−0.027	−0.064	−0.050	0.041	−0.014
	(0.053)	(0.068)	(0.072)	(0.083)	(0.175)	(0.179)	(0.400)	(0.058)	(0.082)
Electric cooker for cooking	−0.090	0.087	0.020	0.187	0.114	−0.122	−0.492	−0.077	−0.123
	(0.066)	(0.054)	(0.058)	(0.080)	(0.219)	(0.134)	(0.397)	(0.074)	(0.074)
Microwave oven for cooking	0.106	0.071	0.028	0.064	0.158	0.148	−0.282	−0.001	0.142
	(0.060)	(0.060)	(0.066)	(0.081)	(0.180)	(0.217)	(0.388)	(0.058)	(0.076)
Average number of baths per week	0.001	−0.010			0.017
	(0.007)	(0.008)			(0.022)
Average annual electric bath	0.010	0.019			0.038
	(0.014)	(0.015)			(0.041)
Number of baths in summer			0.00			0.016		0.010
			(0.004)			(0.014)		(0.004)
Electric bathing in summer			0.005			0.001		0.001
			(0.010)			(0.034)		(0.009)
Number of baths in winter				0.016			−0.022		0.017
				(0.018)			(0.043)		(0.015)
Electric bath in winter				−0.018			0.087		0.000
				(0.053)			(0.088)		(0.045)
Constant	6.091	6.518	5.180	5.404	3.418	3.219	2.608	4.836	4.933
	(0.267)	(0.276)	(0.307)	(0.408)	(1.104)	(0.676)	(1.340)	(0.278)	(0.362)
Sample number	511	429	401	446	82	74	79	475	525
Goodness of fit	0.246	0.251	0.226	0.115	0.511	0.646	0.393	0.274	0.095