Table 3: Meaning and evaluation of constants.

Constants Meaning Evaluation
Storage cost(RMB 10,000 per 10,000 tons) The storage price per ton of recycled products in the storage warehouse of construction waste resource-oriented enterprises 5
Ex-factory price of recycled products(RMB 10,000 per 10,000 tons) Price per ton of recycled products sold to the dealer from construction waste resource-oriented enterprises 25
Production delay(per year) information feedback delay of orders of dealers by construction waste resource-oriented enterprises 0.1
Average transfer period(per year) time for information spreading and feedback 0.5
Inventory duration of dealers(per year) Period from the end of the first order to the beginning of the second order of a dealer 0.5
time for inventory adjustment of dealers(per year) Period from placing an order to completing the target inventory by a dealer 1
Inventory duration of resource-oriented enterprises(per year) Period from the end of the first order to the beginning of the second order of a construction waste resource-oriented enterprise 0.5
time for inventory adjustment of resource-oriented enterprises(per year) Period from placing an order to completing the target inventory by a construction waste resource-oriented enterprise 1
Management cost of resource-oriented enterprises(RMB 10,000 per 10,000 tons) labor, equipment depreciation and other costs for production of one ton of recycled products by a construction waste resource-oriented enterprise 15
Transportation delay(per year) period of delay from placing an order to the delivery of the goods by the dealer 0.1

(Note: data of the constants are gathered from market research).