Kevin Haochuan Wang

Research

Working papers and preprints across agentic systems, market microstructure, and optimization.

Also on Google Scholar.

Agentic Systems & AI Safety

  1. 2026 Preprint

    Kill-Chain Canaries: Stage-Level Tracking of Prompt Injection Across Attack Surfaces and Five Production LLMs

    arXiv:2603.28013SSRN

  2. 2026 NeurIPS 2026 Workshop Accepted

    Advertising to Agents: Measuring Description-Framing Bias in LLM Tool Selection

    NeurIPS Workshop on Agentic Web: Decentralized, Continually-Adapting Agent Ecosystems

    arXiv:2605.23916SSRN

  3. 2026 Preprint

    Confidence Without Competence: How Naming an Asset Inflates Language-Model Conviction in Financial Forecasts

    SSRN

  4. 2026 Preprint Under review

    Do LLM Screeners Share a Template? Auditing Surface-Feature Preferences in AI Resume and Loan Screening

    SSRN

Markets & Quantitative Finance

  1. 2025 Preprint

    Heterogeneous Trader Responses to Macroeconomic Surprises: Simulating Order Flow Dynamics

    arXiv:2505.01962

  2. 2026 Preprint Under review

    Backtest Search: Reporting Bias versus Out-of-Sample Decision Quality

    SSRN

  3. 2025 Preprint

    Exploring Microstructural Dynamics in Cryptocurrency Limit Order Books: Better Inputs Matter More Than Stacking Another Hidden Layer

    arXiv:2506.05764SSRN

  4. 2025 Preprint

    Forecasting Liquidity Withdraw with Machine Learning Models

    arXiv:2509.22985

Systems & Optimization

  1. 2026 Preprint

    Fast Exact Evaluation Beats Surrogate Optimization in Macro Placement

    SSRN

  2. 2026 Preprint

    Diffusion-MPC in Discrete Domains: Feasibility Constraints, Horizon Effects, and Critic Alignment: Case Study with Tetris

    arXiv:2603.02348