Real two-way auction method with quantity discounts in electronic logistics market

The invention provides a real two-way auction method with quantity discounts in an electronic logistics market, and relates to the technical field of logistics and supply chains. The method comprisesthe following steps: firstly, establishing a social welfare maximization model for a logistics service purchasing market, and proposing a TR-QD real two-way auction mechanism; wherein the auction mechanism can ensure incentive compatibility, individual rationality, budget balance and asymptotic efficiency. And meanwhile, the TR-QD auction mechanism considers the bidding time, so that the order canbe issued earlier and met earlier. Compared with traditional real two-way auction, the TR-QD mechanism supports bidding of logistics companies to carry out quantity discount and customer cooperativepurchase, and more customers can enjoy discount of large-scale logistics service. The TR-QD auction mechanism of the invention can realize the increase of the total income of customers, the total income of logistics companies a