| 摘要 |
The invention concerns a system comprising data storage means (2), access means (20, 26) to the storage means and a management server (4) communicating with the storage means and comprising a pricing engine (10). The storage means (2) are accessible by an initial seller for producing and storing an initial offer for sale associated with conditions of the product sale, and by at least a retailer for producing and storing a contract for the intermediate purchase of said product and an intermediate offer for the sale of said product, derived from the contract, associated with sale conditions, the contract validating the conditions of the offer for sale of the previous seller, and furthermore by a final purchaser for producing and storing a contract for the final purchase of said product validating the conditions of the offer for sale of the last retailer.
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