Bulk Buy Auctions -

Bidder's strategy under group-buying auction on the Internet

: This is a specific type of "bulk" auction where multiple identical items are sold. Bidders submit bids for both a price and a quantity, and winners pay the exact amount they bid. Summary of Bulk Auction Types Auction Type Description Group-Buying

Multi-item auction where all winners pay the same price (usually the lowest successful bid). bulk buy auctions

: The paper "Bundling Decisions for Selling Multiple Items in Online Auctions" explores how sellers decide whether to auction items individually or as a "bulk" bundle. It highlights that bundling is most profitable when the items are highly complementary.

A helpful paper covering "bulk buy auctions"—often referred to in academic literature as or multi-unit auctions —is "Bidder's Strategy Under Group-Buying Auction on the Internet" . Bidder's strategy under group-buying auction on the Internet

For a deeper dive into how these mechanisms work, you can explore these specific resources:

: The research from ResearchGate analyzes bidding processes under the Independent Private Values (IPV) model. It proves that the optimal strategy for a bidder is generally to bid their true perceived value, regardless of when they join the auction. : The paper "Bundling Decisions for Selling Multiple

Price drops for all participants as the total volume of bids increases.