Research on the Impact of Board Governance Model Based on Multi-Internet of Things Perception System on System Risk of Large Business Institutions in China

Table 2

The return results of board governance on operational performance in the sample of large companies.

	ROA		ROE		Rt
	Coefficient		Coefficient		Coefficient
(Constant)	-12.440	0.000	-0.703	0.000	0.407	0.638
BLOCK	0.050	0.063	0.000	0.686	0.012	0.106
BH	0.070	0.008	0.002	0.117	0.004	0.566
INST	-0.059	0.006	-0.001	0.419	0.001	0.887
INDEP	0.778	0.000	0.025	0.001	0.073	0.140
COLL	-0.064	0.000	-0.001	0.334	0.002	0.606
SER	-1.014	0.254	-0.004	0.916	-0.347	0.152
ASZ	1.505	0.000	0.063	0.000	0.021	0.678
DAR	-0.203	0.000	-0/006	0.000	-0.002	0.700
SG	0.032	0.000	0.001	0.000		0.960
DU	-1.452	0.003	-0.036	0.074	-0.123	0.362
test	40.406		20.008		1.091
Significance	0.000		0.000		0.366
square	0.202		0.111		0.007
square after adjustment	0.197		0.106		0.001