TRAN, Sarah. Regime-Gated Return–Risk Fusion for Forward Stock Sharpe Prediction: A Leakage-Audited Evaluation. Journal of Mathematical Finance and Risk Management, [S. l.], v. 1, n. 3, p. 40–45, 2026. DOI: 10.54097/8esrge46. Disponível em: https://jmfrm.org/index.php/ojs/article/view/24. Acesso em: 5 nov. 2026.