Dynamic Incentive Mechanism of Multitask Cooperation in Logistics Supply Chain

Table 2

Coefficient of association .

Coefficient	Index description	Range	Sampling description
	Coefficient of the impact of value-added logistics service cooperation task on the output of the system		The two types of cooperation tasks had a complementary relationship; that is, if the investment in the value-added logistics service cooperation task increases, the quality and efficiency of regular logistics service cooperation task will correspondingly raise, thereby reducing their marginal costs
			The two types of cooperation tasks are independent of each other
			The two types of cooperation tasks have a substitute relationship