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Data marketplaces, which mediate the purchase and exchange of data from third parties, have attracted growing attention for reducing the cost and effort of data collection while enabling the trading of diverse datasets. However, a…

Multiagent Systems · Computer Science 2025-11-18 Jun Sashihara , Yukihisa Fujita , Kota Nakamura , Masahiro Kuwahara , Teruaki Hayashi

The study of social emergence has long been a central focus in social science. Traditional modeling approaches, such as rule-based Agent-Based Models (ABMs), struggle to capture the diversity and complexity of human behavior, particularly…

Computational Engineering, Finance, and Science · Computer Science 2025-10-21 Yuzhe Yang , Yifei Zhang , Minghao Wu , Kaidi Zhang , Yunmiao Zhang , Honghai Yu , Yan Hu , Benyou Wang

Simulating consumer decision-making is vital for designing and evaluating marketing strategies before costly real-world deployment. However, post-event analyses and rule-based agent-based models (ABMs) struggle to capture the complexity of…

Artificial Intelligence · Computer Science 2025-10-22 Man-Lin Chu , Lucian Terhorst , Kadin Reed , Tom Ni , Weiwei Chen , Rongyu Lin

As AI agents increasingly act on behalf of human stakeholders in economic settings, understanding their behavior in complex market environments becomes critical. This article examines how Large Language Models coordinate on markets that are…

General Economics · Economics 2026-03-11 Alexander Erlei , Lukas Meub

Although Large Language Model (LLM)-based agents are increasingly used in financial trading, it remains unclear whether they can reason and adapt in live markets, as most studies test models instead of agents, cover limited periods and…

Large language models (LLMs) have demonstrated remarkable capabilities in natural language tasks, yet their performance in dynamic, real-world financial environments remains underexplored. Existing approaches are limited to historical…

Machine Learning · Computer Science 2025-09-03 Tianmi Ma , Jiawei Du , Wenxin Huang , Wenjie Wang , Liang Xie , Xian Zhong , Joey Tianyi Zhou

Within the domain of Massively Multiplayer Online (MMO) economy research, Agent-Based Modeling (ABM) has emerged as a robust tool for analyzing game economics, evolving from rule-based agents to decision-making agents enhanced by…

Artificial Intelligence · Computer Science 2025-06-06 Bihan Xu , Shiwei Zhao , Runze Wu , Zhenya Huang , Jiawei Wang , Zhipeng Hu , Kai Wang , Haoyu Liu , Tangjie Lv , Le Li , Changjie Fan , Xin Tong , Jiangze Han

Agent-Based Modelling (ABM) has emerged as an essential tool for simulating social networks, encompassing diverse phenomena such as information dissemination, influence dynamics, and community formation. However, manually configuring varied…

The reproduction of realistic dynamics in financial markets is of great significance, as it enhances our understanding of market evolution beyond other physical processes, and facilitates the development and backtesting of investment…

Multiagent Systems · Computer Science 2025-10-14 Tianlang He , Fengming Zhu , Keyan Lu , Chang Xu , Yang Liu , Weiqing Liu , Fangzhen Lin , S. -H. Gary Chan , Jiang Bian

Large language models (LLMs) are increasingly deployed in agentic frameworks, in which prompts trigger complex tool-based analysis in pursuit of a goal. While these frameworks have shown promise across multiple domains including in finance,…

Statistical Finance · Quantitative Finance 2025-07-14 Dimitrios Emmanoulopoulos , Ollie Olby , Justin Lyon , Namid R. Stillman

As artificial intelligence (AI) agents are deployed across economic domains, understanding their strategic behavior and market-level impact becomes critical. This paper puts forward a groundbreaking new framework that is the first to…

Multiagent Systems · Computer Science 2025-12-05 Christopher Chiu , Simpson Zhang , Mihaela van der Schaar

Large language model (LLM)-based agents are increasingly expected to negotiate, coordinate, and transact autonomously, yet existing benchmarks lack principled settings for evaluating language-mediated economic interaction among multiple…

Artificial Intelligence · Computer Science 2026-02-06 Xianyang Liu , Shangding Gu , Dawn Song

We introduce a novel hybrid approach that augments Agent-Based Models (ABMs) with behaviors generated by Large Language Models (LLMs) to simulate human trading interactions. We call our model TraderTalk. Leveraging LLMs trained on extensive…

Trading and Market Microstructure · Quantitative Finance 2025-02-12 Alicia Vidler , Toby Walsh

Agent-based models (ABMs) are simulation models used in economics to overcome some of the limitations of traditional frameworks based on general equilibrium assumptions. However, agents within an ABM follow predetermined 'bounded rational'…

Machine Learning · Computer Science 2024-10-23 Simone Brusatin , Tommaso Padoan , Andrea Coletta , Domenico Delli Gatti , Aldo Glielmo

Bilateral markets, such as those for government bonds, involve decentralized and opaque transactions between market makers (MMs) and clients, posing significant challenges for traditional modeling approaches. To address these complexities,…

Trading and Market Microstructure · Quantitative Finance 2025-03-05 Alicia Vidler , Toby Walsh

Investors and regulators can greatly benefit from a realistic market simulator that enables them to anticipate the consequences of their decisions in real markets. However, traditional rule-based market simulators often fall short in…

Trading and Market Microstructure · Quantitative Finance 2024-04-01 Zhiyuan Yao , Zheng Li , Matthew Thomas , Ionut Florescu

This study explores the potential of large language models (LLMs) to conduct market experiments, aiming to understand their capability to comprehend competitive market dynamics. We model the behavior of market agents in a controlled…

Human-Computer Interaction · Computer Science 2024-11-04 Jingru Jia , Zehua Yuan

The deployment of Large Language Models (LLMs) as autonomous economic agents introduces systemic risks that extend beyond individual capability failures. As agents transition to directly interacting with marketplaces, their collective…

Machine Learning · Computer Science 2026-05-19 Seth Karten , Cameron Crow , Chi Jin

Agent-based models (ABMs) have shown promise for modelling various real world phenomena incompatible with traditional equilibrium analysis. However, a critical concern is the manual definition of behavioural rules in ABMs. Recent…

Multiagent Systems · Computer Science 2024-02-02 Benjamin Patrick Evans , Sumitra Ganesh

Accurately simulating human opinion dynamics is crucial for understanding a variety of societal phenomena, including polarization and the spread of misinformation. However, the agent-based models (ABMs) commonly used for such simulations…

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