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 13

Inspection of the mediating effect of system risk on board governance and operational performance under all samples.

	Model 1; The total effect of board governance on business performance	Model 4; The direct effect of board governance on business performance	Coefficient difference; Indirect effect	Model 2; System risk coefficient of corporate governance ()	Model 4; The value of system risk to operating performance coefficient ()	value
BLOCK	0.068	0.090	-0.022	-0.00143	15.687
BH	0.097	0.108	-0.011	-0.00068	15.687
INST	-0.076	-0.075	-0.001	-0.00009	15.687	-1.45
INDEP	0.740	0.793	-0.053	-0.00340	15.687
COLL	-0.074	-0.076	0.002	0.00011	15.687
SER	-1.756	-1.996	0.24	0.01529	15.687	7.86