3 papers
cs.CL2026
When Reasoning Narrows the Move: Diversity Collapse in LLM Game Play
Junyi Sha, Renfei Tan, David Simchi-Levi
Supervised fine-tuning (SFT) is widely used to adapt large language models to downstream tasks, but its effect on behavioral diversity in sequential decision-making remains under-e…
cs.GT2025
Multi-agent Adaptive Mechanism Design
Qiushi Han, David Simchi-Levi, Renfei Tan +1
We study a sequential mechanism design problem in which a principal seeks to elicit truthful reports from multiple rational agents while starting with no prior knowledge of agents'…
math.OC2021
Payoff Control in Repeated Games
Renfei Tan, Qi Su, Bin Wu +1
Evolutionary game theory is a powerful mathematical framework to study how intelligent individuals adjust their strategies in collective interactions. It has been widely believed t…