| 摘要 |
PROBLEM TO BE SOLVED: To provide a system and a method for processing a graded price by users based on a network. SOLUTION: When a client device is connected through a network communication network to an electronic commerce server by a user, the electronic commerce server transmits plural articles and the price information of the relevant articles to the client device, while using the articles and the price information provided from the electronic commerce server, the user, who decides a purchase will, transmits purchase article information through the client device to the electronic commerce server and article selling/buying is performed on a site. In such a system, the electronic commerce server determines the set group of users including the user while using login data inputted from the client device, determines the final selling price of the article on the basis of price decision rules predetermined by this user set group and transmits the determined final selling price information to the client device together with basic selling price information and article information. |
