arxivcs.GTcs.LG2026-07-07
Contextual Procurement Auctions with Bandit Learning
Yiling Chen, Shi Feng, Sadie Zhao
We study repeated contextual procurement auctions in which producers have private costs and the platform must learn context-dependent product values from bandit feedback. The objective is welfare rather than revenue or a virtual-cost surrogate: regret is the total surplus loss re…