Efficiency and complexity of price competition among single-product vendors. - Ioannis Caragiannis; Xenophon Chatzigeorgiou; Panagiotis Kanellopoulos; George A. Krimpas; Nikos Protopapas; Alexandros A. Voudouris (Artif. Intell., 2017)

Impartial Selection with Additive Approximation Guarantees. - Ioannis Caragiannis; George Christodoulou 001; Nicos Protopapas (Theory Comput. Syst., 2022)

State of the Art Analysis of Resource Allocation Techniques in 5G MIMO Networks. - Christos Bouras; Ioannis Caragiannis; Apostolos Gkamas; Nicos Protopapas; Tasos Sardelis; Kyriakos N. Sgarbas (ICOIN, 2023)

Impartial Selection with Prior Information. - Ioannis Caragiannis; George Christodoulou 001; Nicos Protopapas (WWW, 2023)

Online Decentralised Mechanisms for Dynamic Ridesharing. - Nicos Protopapas; Vahid Yazdanpanah; Enrico H. Gerding; Sebastian Stein 001 (AAMAS, 2024)

Truthful aggregation of budget proposals with proportionality guarantees. - Ioannis Caragiannis; George Christodoulou 001; Nicos Protopapas (Artif. Intell., 2024)

Fair and efficient ride-scheduling: a preference-driven approach. - Yi Cheng Ong; Nicos Protopapas; Vahid Yazdanpanah; Enrico H. Gerding; Sebastian Stein 001 (J. Simulation, 2024)

Fairness Under Equal-Sized Bundles: Impossibility Results and Approximation Guarantees. - Alviona Mancho; Evangelos Markakis; Nicos Protopapas (SAGT, 2025)

Online EFX Allocations with Predictions. - Themistoklis Melissourgos; Nicos Protopapas (CoRR, 2025)