On the Pursuit of EFX for Chores: Non-existence and Approximations. - Vasilis Christoforidis; Christodoulos Santorinaios (IJCAI, 2024)

Fair and truthful allocations under leveled valuations. - George Christodoulou 001; Vasilis Christoforidis (Inf. Process. Lett., 2025)

Maximin Share Guarantees for Few Agents with Subadditive Valuations. - George Christodoulou 001; Vasilis Christoforidis; Symeon Mastrakoulis; Alkmini Sgouritsa (CoRR, 2025)

Improving the Price of Anarchy via Predictions in Parallel-Link Networks. - George Christodoulou 001; Vasilis Christoforidis; Alkmini Sgouritsa; Ioannis Vlachos 002 (CoRR, 2025)