3 papers
cs.GT2025
The Price of EF1 for Few Agents with Additive Ternary Valuations
Maria Kyropoulou, Alexandros A. Voudouris
We consider a resource allocation problem with agents that have additive ternary valuations for a set of indivisible items, and bound the price of envy-free up to one item (EF1) al…
cs.GT2024
On Interim Envy-Free Allocation Lotteries
Ioannis Caragiannis, Panagiotis Kanellopoulos, Maria Kyropoulou
With very few exceptions, recent research in fair division has mostly focused on deterministic allocations. Deviating from this trend, we study the fairness notion of interim envy-…
cs.GT2024
Optimal Bailouts and Strategic Debt Forgiveness in Financial Networks
Panagiotis Kanellopoulos, Maria Kyropoulou, Hao Zhou
A financial system is represented by a network, where nodes correspond to banks, and directed labeled edges correspond to debt contracts between banks. Once a payment schedule has…