Calculation and Influencing Factors of the Operating Efficiency of Chinese Airports under High-Quality Development

Table 9

Tobit regression results.

Parameter	Coefficient	Z statistics	Significance
EC	0.0249	1.139	—
CE	−0.4179	−3.136
OTP	1.0656	2.592
DT	0.3789	1.678
SQ	−0.4933	−0.675	—
CR	0.0045	0.1515	—
TAS	−0.5631	−2.2458
Constant term	7.790	1.657

Note. (1) , , and , respectively, represent that the term is significant at the levels of 1%, 5%, and 10%; (2) the value in brackets is the P value.