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Megan Shearer defends thesis proposal

On June 1 2021, Megan Shearer presented and successfully defended her dissertation proposal titled "Modeling Trading Strategies in Financial Markets with Data, Simulation, and Deep Reinforcement Learning". The dissertation committee comprises: …

Spoofing the Limit Order Book: A Strategic Agent-Based Analysis

X Wang, C Hoang, Y Vorobeychik, and MP Wellman Games 2021 12(2) 46, May 2021. Abstract We present an agent-based model of manipulating prices in financial markets through spoofing: submitting spurious orders to mislead traders who learn from…
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Max Smith defends thesis proposal

On 27 April 2021, Max Smith presented and successfully defended his dissertation proposal titled "On Efficient Deep Multiagent Reinforcement Learning Through Transfer Learning". The dissertation committee comprises: Michael Wellman [chair] …

A Strategic Analysis of Portfolio Compression

K Mayo and MP Wellman 20th International Conference on Autonomous Agents and Multiagent Systems (AAMAS), Extended Abstract, May 2021 (forthcoming). Abstract Portfolio compression, the netting of cycles in a financial network, is employed…

Evolution Strategies for Approximate Solution of Bayesian Games

Z Li and MP Wellman 35th AAAI Conference on Artificial Intelligence, Feb 2021 (forthcoming). Abstract We address the problem of solving complex Bayesian games, characterized by high-dimensional type and action spaces, many (> 2) players,…

Iterative Empirical Game Solving via Single Policy Best Response

M Smith, T Anthony, and MP Wellman 9th International Conference on Learning Representations (ICLR), Spotlight Presentation, May 2021 (forthcoming). Abstract Policy-Space Response Oracles (PSRO) is a general algorithmic framework for learning…
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Xintong Wang defends dissertation

On Dec 21, 2020, Xintong Wang successfully defended her PhD dissertation titled, "Computational Modeling and Design of Financial Markets: Towards Manipulation-Resistant and Expressive Markets." Congratulations, Dr. Wang! We wish you a…

An Agent-Based Model of Financial Benchmark Manipulation

M Shearer, G Rauterberg, and MP Wellman ICML Workshop on Applications and Infrastructure for Multi-Agent Learning, June 2019 Abstract Financial benchmarks estimate market values or reference rates used in a wide variety of contexts, but are…
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SRG receives Facebook research award

Our proposal titled "Empirical game-theoretic analysis for web-enabled simulation" sent in response to the request launched by Facebook Research for proposals on agent-based user interaction simulation to find and fix integrity and privacy issues…

Learning-Based Trading Strategies in the Face of Market Manipulation

X Wang, C Hoang, and MP Wellman ACM International Conference on AI and Finance, October 2020. Abstract We study learning-based trading strategies in markets where prices can be manipulated through spoofing: the practice of submitting spurious…