collaborators

8 papers

cs.GT2026

Prophet Inequalities with Delayed and Uncertain Acceptance

Emile Martinez, Felipe Garrido-Lucero, Umberto Grandi +1

We introduce the prophet inequality with delayed and uncertain acceptance, a variant of the classical prophet inequality in which a decision-maker sequentially evaluates options wh…

cs.CY2026

Algorithmic Shortlisting in Participatory Budgeting

Juan Zambrano, Clément Contet, Jairo Gudiño-Rosero +3

Participatory budgeting is a democratic innovation that allows citizens to propose and vote on public investment projects. To help organizers manage large volumes of submissions, w…

cs.AI2026

Efficient Elicitation of Collective Disagreements

Mohamed Ouaguenouni, Felipe Garrido-Lucero, Umberto Grandi +2

We analyze the structure of the disagreement among a population of voters over a set of alternatives. Surveys typically ask either for pairwise comparisons, simple and intuitive fo…

cs.GT2026

Stability in Online Assignment Games

Emile Martinez, Felipe Garrido-Lucero, Umberto Grandi

The assignment game models a housing market where buyers and sellers are matched, and transaction prices are set so that the resulting allocation is stable. Shapley and Shubik show…

cs.GT2025

The Price of Opportunity Fairness in Matroid Allocation Problems

Rémi Castera, Felipe Garrido-Lucero, Patrick Loiseau +3

We consider matroid allocation problems under opportunity fairness constraints: resources need to be allocated to a set of agents under matroid constraints (which include classical…

cs.GT2025

Polytime Algorithms for One-to-Many Matching Games

Felipe Garrido-Lucero, Rida Laraki

Matching games is a novel matching model introduced by Garrido-Lucero and Laraki, in which agents' utilities are endogenously determined as the outcome of a strategic game they pla…