5 papers
Equitable Mechanism Design for Facility Location
Toby Walsh
We consider strategy proof mechanisms for facility location which maximize equitability between agents. As is common in the literature, we measure equitability with the Gini index.…
Playing games with Large language models: Randomness and strategy
Alicia Vidler, Toby Walsh
Playing games has a long history of describing intricate interactions in simplified forms. In this paper we explore if large language models (LLMs) can play games, investigating th…
Shifting Power: Leveraging LLMs to Simulate Human Aversion in ABMs of Bilateral Financial Exchanges, A bond market study
Alicia Vidler, Toby Walsh
Bilateral markets, such as those for government bonds, involve decentralized and opaque transactions between market makers (MMs) and clients, posing significant challenges for trad…
Evaluating Binary Decision Biases in Large Language Models: Implications for Fair Agent-Based Financial Simulations
Alicia Vidler, Toby Walsh
Large Language Models (LLMs) are increasingly being used to simulate human-like decision making in agent-based financial market models (ABMs). As models become more powerful and ac…
Decoding OTC Government Bond Market Liquidity: An ABM Model for Market Dynamics
Alicia Vidler, Toby Walsh
The over-the-counter (OTC) government bond markets are characterised by their bilateral trading structures, which pose unique challenges to understanding and ensuring market stabil…