Research on the Relationship between Construction 4.0 and Construction Firm’s Performance: Based on the Mediating Role of Technological Innovation Capability

Table 5

Regression analysis results.

	Model 1	Model 2	Model 3
	ROE	Inf	ROE
C4	36.859	5.920	27.630
	(−3.95)	(−3.28)	(−2.81)
Inf			1.559
			(−3.99)
Age	0.314	−0.165	0.571
	(−0.41)	(−0.80)	(−0.83)
Lev	0.036	−0.006	0.046
	(−1.24)	(−1.47)	(−1.61)
Cme	0.005	0.001	0.004
	(−0.95)	(−1.36	(−0.81)
Ttc	7.936	0.829	6.643
	(−4.36)	(−3.00)	(−3.78)
Constant	−0.77	0.27	−1.191
	(−0.23)	−0.35	(−0.38)
N	168	168	168
R ^2	0.273	0.154	0.325
F	10.79	5.602	15.81

Note. T statistic in parentheses.