[Retracted] Design of PPP Project under Computer Network and Different Capital Structures

Table 1

Cost-saving efficiency table of the purchaser.

Groups	Procurement cost/R^2	Price negotiation time/R^2	Scope of supplier selection/R^2
Reference group	0.993	0.989	0.905
Observation group	0.812	0.762	0.995
T	6.503	6.290	8.544
P	0.006	0.006	0.008