Housing Price Appreciation Effects of Elevator Installation in Old Residential Areas: Empirical Evidence Based on a Multiperiod DID Model

Table 3

Benchmark regression result.

Variables	Regression coefficients	t value	value
did	0.0574525	6.19	0.000
Floor	−0.0314137	−7.72	0.000
Room	−0.0658706	−12.02	0.000
Property fee	0.0946122	9.23	0.000
Plot	−0.0204142	−3.36	0.001
Subway	0.0732853	11.89	0.000
Market	0.1369714	14.43	0.000
School	0.3864729	19.67	0.000
INDEX	0.0146738	24.43	0.000
Constant	8.204143	88.15	0.000
Adj R-squared	0.8550
Number of obs	2875