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stat.ML2026
Do Not Trust The Auctioneer: Learning to Bid in Feedback-Manipulated Auctions
Luigi Foscari, Matilde Tullii, Vianney Perchet
Shilling is the use of artificial bids to make competition appear stronger and push prices upward. We study repeated first-price auctions in which shilling affects feedback but not…
stat.ML2025
Improved Algorithms for Contextual Dynamic Pricing
Matilde Tullii, Solenne Gaucher, Nadav Merlis +1
In contextual dynamic pricing, a seller sequentially prices goods based on contextual information. Buyers will purchase products only if the prices are below their valuations. The…