Published in JABES: AI Model Explains How Vietnam's Stock Market Reacts to Economic News

NIC AU congratulates Dr. Huỳnh Tấn Đạt (NIC AU), Từ Hà Phúc and Đặng Anh Như on the publication of “Stock Market Reaction to Macroeconomic News” (Phản ứng của thị trường chứng khoán trước các bản tin kinh tế vĩ mô) in the Journal of Asian Business and Economic Studies (JABES).

A Fusion of AI and Finance

The authors deployed GPT-4o-mini and Gemini-1.5-flash to score sentiment across 18,253 Vietnamese economic news articles (September 2021 – August 2024), then fed the results into an XGBoost model predicting VN-Index movements with an outstanding R² of 0.9879.

Explainable-AI tools (SHAP and LIME) pinpointed exactly which forces move Vietnam’s stock market hardest — earnings and dividend news, foreign investment policy, and political stability — giving investors and policymakers an unusually precise, transparent read on market drivers.

Read more on the Resources page or the full paper on JABES.