PROBLEM TO BE SOLVED: To provide a commodity futures trading system which enables ordered contents to be automatically judged at the end of a server on the basis of own outstanding account and an order condition when a client just inputs a designated order condition at a terminal device.;SOLUTION: This commodity futures trading system is configured with an outstanding account storage means for storing the information on the outstanding account owned by the client and a server capable of exchanging the information with the terminal device at the end of the client via the communication network in the trading system for accepting the order from the client regarding buying and selling a listed commodity traded at commodity exchanges via a communication network. In this commodity futures trading system, the server also receives the order condition including the commodity, buying or selling classification, a settlement month and size of the order from the terminal at the end of the client. Based on the order condition received, counter outstanding account information for the client is extracted from the outstanding account storage means. Based on the order condition and the extracted counter outstanding account information, the order contents are automatically judged.;COPYRIGHT: (C)2005,JPO&NCIPI
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