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 1

The regression results of board governance on operational performance under all samples.

	ROA		ROE		Rt
	Coefficient		Coefficient		Coefficient
(Constant)	-34.009	0.000	-1.540	0.000	1.425	0.093
BLOCK	0.068	0.015	0.002	0.460	0.008	0.291
BH	0.097	0.000	0.003	0.124	-0.005	0.503
INST	-0.076	0.001	-0.003	0.097	0.004	0.452
INDEP	0.740	0.000	0.021	0.159	0.084	0.098
COLL	-0.074	0.000	-0.001	0.471	0.003	0.427
SER	1.756	0.075	-0.063	0.392	-0.358	0.158
ASZ	2.905	0.000	0.135	0.000	-0.030	0.547
DAR	-0.216	0.000	-0.013	0.000	0.000	0.942
SG	0.025	0.000	0.001	0.000	0.000	0.754
DU	-1.994	0.000	-0.068	0.080	-0.343	0.011
test	53.170		23.993		1.551
Significance	0.000		0.000		0.116
square	0.207		0.105		0.008
square after adjustment	0.203		0.101		0.003