| 摘要 |
PROBLEM TO BE SOLVED: To provide an electronic commerce system, forming a virtual market dealings with commodities that can be supplied stably in terms of quantity and quality, over an open communication network, such as the Internet, and promptly deciding a commodity price from needs of a commodity provider and needs of a transaction participants, by making good use of a two-way characteristic of the Internet. SOLUTION: Market for commodities that can be supplied stably is formed over the Internet, and a purchaser terminal and a commodity listing person terminal carry out buying and selling of the commodity through the market. A market-managing server can obtain commissions on established contract of buying and selling. The market-managing server on simultaneous or daily basis publishes transaction information, such as the average price of buying and selling. |
