| 摘要 |
A method is described for carrying out a reverse electronic online auction between a number of bidders and one buyer for the procurement of a product needed by the buyer, over a communications network, having the following steps: selecting a limited number of bidders based on a specified request for bid by the buyer, notifying the bidders concerning the point in time, the duration of the auction and the online auction room of the auction, carrying out the auction at the time period stated, each bidder being able to make his bids during the permissible time period, each bidder has indicated to him the most favorable bid of the competitors in anonymous form and the remaining auction time, and calculating a comparison quantity overall costs as a function of the particular price and of further suitable criteria, for comparing the bids of the individual bidders online for each bid, the auction being extended by at least one predetermined time period.
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