| 摘要 |
PROBLEM TO BE SOLVED: To provide a price information provision method and a price information register method which can easily provide the price information on articles in an easy-to-use way and also can easily feed the reaction of a purchasing applicant about the price information back to a seller. SOLUTION: This price information provision method comprises a step to store the price information consisting of the price and outline of an article together with its additional detailed information, a step to urge the purchasing applicant to input the retrieval condition corresponding to the price information, a step to retrieve the price information that is coincident with the retrieval condition and to output the price information as the primary retrieval result arranged for every article, a step to retrieve the detailed information on the article selected by the applicant among those articles shown by the primary retrieval result and to output the retrieved detailed information to the applicant as the secondary retrieval result and a step to output the demand trend information including at least the article selection frequency of the buyer to the seller of the relevant article. |
