| 摘要 |
<p>Provided is an auction system that provides enjoyment beyond monetary benefits for items that have been purchased. The present invention involves determining an auction item for bidding on among a plurality of auction items that have been accepted, in accordance with the bidding values of a plurality of bids that have been received (S25, S27). A purchased auction item is added to item information of the user who purchased the auction item, and the purchased auction item is deleted from item information of the user who sold the auction item; furthermore, a value corresponding to the bid value of the user who purchased the auction item is added to a tradable value representing a value that can be traded in the auction system for the user who listed the auction item that was sold, and the bid value for the user who purchased the auction item is subtracted from the tradable value of the user who purchased the auction item (S28).</p> |
