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Alejandro Lopez-Lira

3 accepted papers

2026

Position: Evaluating LLMs in Finance Requires Explicit Bias Consideration

ICML 2026poster

Large Language Models (LLMs) are increasingly integrated into financial workflows, but evaluation practice has not kept up. Finance-specific biases can inflate performance, contaminate backtests, and make reported results useless for any deployment claim. We identify five recurring biases in financi…

Cited by 0SourceScholar
2024

FinBen: A Holistic Financial Benchmark for Large Language Models

NeurIPS 2024poster

LLMs have transformed NLP and shown promise in various fields, yet their potential in finance is underexplored due to a lack of comprehensive benchmarks, the rapid development of LLMs, and the complexity of financial tasks. In this paper, we introduce FinBen, the first extensive open-source evaluati…

2023

PIXIU: A Comprehensive Benchmark, Instruction Dataset and Large Language Model for Finance

NeurIPS 2023poster

Although large language models (LLMs) have shown great performance in natural language processing (NLP) in the financial domain, there are no publicly available financially tailored LLMs, instruction tuning datasets, and evaluation benchmarks, which is critical for continually pushing forward the op…