Online Auctions Dataset

Content

The datasets contain eBay auction information on Cartier wristwatches, Palm Pilot M515 PDAs, Xbox game consoles, and Swarowski beads.

auction.csv includes 9 variables:

auctionid: unique identifier of an auction

bid: the proxy bid placed by a bidder

bidtime: the time in days that the bid was placed, from the start of the auction

bidder: eBay username of the bidder

bidderrate: eBay feedback rating of the bidder

openbid: the opening bid set by the seller

price: the closing price that the item sold for (equivalent to the second highest bid + an increment)

item: auction item

auction_type

swarovski.csv includes 5 variables:

Seller

Bidder

Weight

Bidder.Volume

Seller.Volume

Acknowledgements

The original dataset can be found here.

Inspiration

Some ideas worth exploring:

For each item, what is the relationship between bids, bid time, and the closing price? Does this differ by length of the auction, opening bid, or by bidder rating?