2 papers
cs.GT2026
On Competing Sellers with Substitutable Goods
Moshe Babaioff, Yuval Grofman, Brendan Lucier +1
We study mechanism design by an incumbent seller facing competition from an entrant seller of a substitute good. The incumbent commits to a potentially randomized mechanism before…
cs.GT2026
On Best-of-Both-Worlds Fairness via Sum-of-Variances Minimization
Moshe Babaioff, Yuval Grofman
We consider the problem of fairly allocating a set of indivisible goods among agents with additive valuations. Ex-ante fairness (proportionality) can trivially be obtained by givin…