| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent a bidder from purchasing an unreasonably expensive commodity. <P>SOLUTION: A server managing net auction searches a market sales price of an exhibit relating to the request for entry received from a client of an exhibitor, from a database connected on a network and managing the market sales price, calculates the reasonable minimum contract price on the basis of the searched market sales price, compares the received minimum contract price with the reasonable minimum price, contacts the client of the exhibitor about the application of the reasonable minimum contract price or the price less than that as the minimum contract price, and receives the request for entry under a condition that the reasonable minimum contract price or the price less than that is the minimum contract price. <P>COPYRIGHT: (C)2004,JPO</p> |
