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Car auctions United States — [5] June 22, 1999: Alando: Auction house Germany $ 43,000,000 [6] October 1999: Blackthorne Listing tool United States — [7] June 13, 2000: Half.com: Online marketplace United States $ 318,000,000 [8] December 12, 2000: Precision Buying Service [note 1] E-commerce payment systems United States — [9] January 8 ...
Yahoo! Auctions is a service set up by the online search giant Yahoo! in 1998 to compete against eBay. [2]There are currently only two localizations of the service active in Taiwan and Japan; Yahoo! has discontinued the service in the United States, Canada, Singapore, Hong Kong, United Kingdom and Ireland.
eBay office in Toronto, Canada. eBay Inc. (/ ˈ iː b eɪ / EE-bay, often stylized as ebay or Ebay) is an American multinational e-commerce company based in San Jose, California, that allows users to buy or view items via retail sales through online marketplaces and websites in 190 markets worldwide.
Metallwarenfabrik Spreewerk GmbH was a German weapons manufacturing company. Spreewerk produced a number of important weapons and components before and during World War II including 280,880 [1] of the Walther P.38 pistol which was the standard service pistol of the German Heer, and the famous 8.8 cm Flak anti-aircraft gun.
In a traditional auction, the seller offers an item for sale. Potential buyers are then free to bid on the item until the time period expires. The buyer with the highest offer wins the right to purchase the item for the price determined at the end of the auction. A reverse auction is different in that a single buyer offers a contract out for ...
Proxy bidding is an implementation of an English second-price auction used on eBay, in which the winning bidder pays the price of the second-highest bid plus a defined increment. It differs from a Vickrey auction in that bids are not sealed; the "current highest bid" (defined as second-highest bid plus bid increment) is always displayed.
The generalized second-price auction (GSP) is a non-truthful auction mechanism for multiple items. Each bidder places a bid. The highest bidder gets the first slot, the second-highest, the second slot and so on, but the highest bidder pays the price bid by the second-highest bidder, the second-highest pays the price bid by the third-highest, and so on.
A Vickrey–Clarke–Groves (VCG) auction is a type of sealed-bid auction of multiple items. Bidders submit bids that report their valuations for the items, without knowing the bids of the other bidders. The auction system assigns the items in a socially optimal manner: it charges each individual the harm they cause to other bidders. [1]