Yotam Gafni

27 papers A* 6B 2Journal 18Unranked 1
YearRankTypeTitle / Venue / Authors
2026 A* conf
Deterring A Small Collusion is All You Need.
WWW
Yotam Gafni
2026 J jnl
Transaction fee mechanisms robust to welfare-increasing collusion.
Games Econ. Behav.
Yotam Gafni, Aviv Yaish
2025 J jnl
A Small Collusion is All You Need.
CoRR
Yotam Gafni
2025 J jnl
Centralization and Stability in Formal Constitutions.
CoRR
Yotam Gafni
2025 J jnl
Envious Explore and Exploit.
CoRR
Omer Ben-Porat, Yotam Gafni, Or Markovetzki
2025 J jnl
From monopoly to competition: When do optimal contests prevail?
Games Econ. Behav.
Xiaotie Deng, Yotam Gafni, Ron Lavi, Tao Lin, Hongyi Ling
2024 A* conf
Barriers to Collusion-resistant Transaction Fee Mechanisms.
EC
Yotam Gafni, Aviv Yaish
2024 J jnl
Barriers to Collusion-resistant Transaction Fee Mechanisms.
CoRR
Yotam Gafni, Aviv Yaish
2024 J jnl
Beyond Proportional Individual Guarantees for Binary Perpetual Voting.
CoRR
Yotam Gafni, Ben Golan
2024 J jnl
Competitive Revenue Extraction from Time-Discounted Transactions in the Semi-Myopic Regime.
CoRR
Yotam Gafni, Aviv Yaish
2024 — conf
Discrete and Bayesian Transaction Fee Mechanisms.
MARBLE
Yotam Gafni, Aviv Yaish
2024 J jnl
Incentive-Compatible Collusion-Resistance via Posted Prices.
CoRR
Matheus V. X. Ferreira, Yotam Gafni, Max Resnick
2024 B conf
Prediction-Sharing During Training and Inference.
SAGT
Yotam Gafni, Ronen Gradwohl, Moshe Tennenholtz
2024 J jnl
Prediction-sharing During Training and Inference.
CoRR
Yotam Gafni, Ronen Gradwohl, Moshe Tennenholtz
2023 A* conf
From Monopoly to Competition: Optimal Contests Prevail.
AAAI
Xiaotie Deng, Yotam Gafni, Ron Lavi, Tao Lin, Hongyi Ling
2023 B conf
Optimal Mechanism Design for Agents with DSL Strategies: The Case of Sybil Attacks in Combinatorial Auctions.
TARK
Yotam Gafni, Moshe Tennenholtz
2023 J jnl
Unified Fair Allocation of Goods and Chores via Copies.
ACM Trans. Economics and Comput.
Yotam Gafni, Xin Huang, Ron Lavi, Inbal Talgam-Cohen
2022 J jnl
Greedy Transaction Fee Mechanisms for (Non-)myopic Miners.
CoRR
Yotam Gafni, Aviv Yaish
2022 A* conf
Long-term Data Sharing under Exclusivity Attacks.
EC
Yotam Gafni, Moshe Tennenholtz
2022 J jnl
Long-term Data Sharing under Exclusivity Attacks.
CoRR
Yotam Gafni, Moshe Tennenholtz
2021 J jnl
From Monopoly to Competition: Optimal Contests Prevail.
CoRR
Xiaotie Deng, Yotam Gafni, Ron Lavi, Tao Lin, Hongyi Ling
2021 J jnl
Unified Fair Allocation of Goods and Chores via Copies.
CoRR
Yotam Gafni, Xin Huang, Ron Lavi, Inbal Talgam-Cohen
2021 A* conf
Worst-case Bounds on Power vs. Proportion in Weighted Voting Games with Application to False-name Manipulation.
IJCAI
Yotam Gafni, Ron Lavi, Moshe Tennenholtz
2021 J jnl
Worst-case Bounds on Power vs. Proportion in Weighted Voting Games with Application to False-name Manipulation.
CoRR
Yotam Gafni, Ron Lavi, Moshe Tennenholtz
2021 J jnl
Worst-case Bounds on Power vs. Proportion in Weighted Voting Games with an Application to False-name Manipulation.
J. Artif. Intell. Res.
Yotam Gafni, Ron Lavi, Moshe Tennenholtz
2020 A* conf
VCG under Sybil (False-Name) Attacks - A Bayesian Analysis.
AAAI
Yotam Gafni, Ron Lavi, Moshe Tennenholtz
2019 J jnl
VCG Under Sybil (False-name) Attacks - a Bayesian Analysis.
CoRR
Yotam Gafni, Ron Lavi, Moshe Tennenholtz