Beyond Behavioral Accuracy: Evaluating Individual-Level Fidelity in LLM Investor Simulation

arXiv:2610.26524 · cs.AI, cs.HC, cs.IR · Submitted 2026-10-19 · Read on arXiv

cs.AI, cs.HC, cs.IR

Submitted: 2026-10-19

Updated: 2026-10-19

Comments: This paper is under review in ARR

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Accuracy — 1× in this paper · explained in 1 episode
• Fidelity — 1× in this paper · explained in 2 episodes

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