Zhang, Shuhuai, Shu Wang, Zijun Yao, Chuanhao Li, Xiaozhi Wang, Songfa Zhong, and Tracy Xiao Liu. "Understanding the Mechanism of Altruism in Large Language Models." arXiv:2604.19260 (2026). [link]

Wang, Shu, Zijun Yao, Shuhuai Zhang, Jianuo Gai, Tracy Xiao Liu, and Songfa Zhong. "When experimental economics meets large language models: tactics with evidence."  arXiv:2505.21371 (2025).  [link]

Soo Hong Chew, Wenqian Wang, and Songfa Zhong. "A Theory of Attention Weighted Utility" [link]

Bin Miao, Shuangyu Yang, Ziyu Zhang, Songfa Zhong. "Political Identity and Conjunction Fallacy: Experimental Evidence from the 2024 U.S. Presidential Election" [link]

Fadong Chen, Bin Miao, Qiang Shen, Songfa Zhong. "Behavioral Separability Revealed" [link]

Yiting Chen, Ziye Wu, Songfa Zhong. "A Road to Expected Utility Theory: Simplifying Choices with Recommendation Algorithms" [link]

Sara Arts, Jianying Qiu, Songfa Zhong. "The WTA-WTP gap and Complexity in a Representative Sample" [link]

Bin Miao, Shuangyu Yang, Songfa Zhong. "Narrowly Rational" [link]

Mingshi Chen, Tracy Xiao Liu, You Shan, Shu Wang, Songfa Zhong, Yanju Zhou. “How General Are Measures of Choice Consistency? Evidence from Experimental and Scanner Data” [link]

Bin Miao, Shuangyu Yang, Songfa Zhong. "Testing Greater Male Variability in Risk and Social Preferences: Evidence from Two Representative Samples" [link]

Xing Zhang and Songfa Zhong. "Putting Preference for Randomization to Work" 

Qiang Shen, Qingyan Xiao, Songfa Zhong. "Economic Preferences and Personality Traits in China"