@inproceedings{yadav-etal-2026-effects, title = "Effects of Theory of Mind and Prosocial Beliefs on Steering Human-Aligned Behaviors of {LLM}s in Ultimatum Games", author = "Yadav, Neemesh and Lan, Yihuai and Dong, Shan and Hien, Mai Hieu and Achananuparp, Palakorn and Jiang, Jing and Lim, Ee-Peng", editor = "Zhang, Yue and Xu, Ruifeng and Purwarianti, Ayu and Rong, Tong and Suzuki, Jun", booktitle = "Proceedings of the 15th International Joint Conference on Natural Language Processing and the 5th Conference of the {A}sia-Pacific Chapter of the {A}ssociation for {C}omputational {L}inguistics (Volume 1: Long Papers)", month = nov, year = "2026", address = "Hengqin, China", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.aacl-long.148/", pages = "3252--3277", ISBN = "979-8-89176-439-2" }