Impact of Closed Operation Strategies on Profit of Core Enterprise in Closed Supply Chain for Vegetables: A System Dynamics Approach

Table 7

Changes in impact parameter of prediction schemes.

Code	Scheme	Adjustable parameter	Changes
			Original parameter (%)	Adjusted parameter (%)
SM 1	Conventional development	None	—	—
SM2	Strengthening the implementation of information traceability system	Implementation efficiency	0	50
SM 3	Strengthening the implementation of certificate of market access	Implementation efficiency	100	140
SM4	Strengthening the implementation of multistage quality inspection strengthening the implementation of multistage quality inspection	Qualified inspection rate I	97.1	98.5
		Qualified inspection rate II	90.5	95.5
		Qualified inspection rate III	98	100
		Qualified inspection rate IV	98	100
SM 5	SM2 information traceability system + SM4 multistage quality inspection	Implementation efficiency	0	50
		Qualified inspection rate I	97.1	98.5
		Qualified inspection rate II	90.5	95.5
		Qualified inspection rate III	98	100
		Qualified inspection rate IV	98	100
SM 6	SM2 information traceability system + SM3 certificate of market access	Implementation efficiency	0	50
		Implementation efficiency	100	140
SM7	SM3 certificate of market access + SM4 multistage quality inspection	Implementation efficiency	100	140
		Qualified inspection rate I	97.1	98.5
		Qualified inspection rate II	90.5	95.5
		Qualified inspection rate III	98	100
		Qualified inspection rate IV	98	100
SM8	SM2 information traceability system + SM3 certificate of market access + SM4 multistage quality inspection	Implementation efficiency	0	50
		Implementation efficiency	100	140
		Qualified inspection rate I	97.1	98.5
		Qualified inspection rate II	90.5	95.5
		Qualified inspection rate III	98	100
		Qualified inspection rate IV	98	100

Source: author’s design from expert consultation and field survey.