Purchase price bid research system, product provision system, auction server, product retailing method, product purchasing method, and storage medium and program transmission apparatus therefor

摘要

A purchase price bid research system comprises: a mediator server connected to a communication network and to intending purchaser terminals, wherein the intending purchaser terminals transmit purchase price bids for a product to the mediator server, and from among the purchase price bids for the product tendered by the intending purchaser terminals, the mediator server determines, as effective purchase price bids, values that are equal to or higher than a lowest price designated in advance for the product, and employs the effective purchase price bids tendered by intending purchasers to calculate a standard purchase price for the product.