Reshaping Alpha with Conditional Probability: A Low-Cost Improvement Path for Index Timing. Journal of the European Academy Open University, [S. l.], v. 2, n. 4, 2026. DOI: 10.71411/eaou.2026.v2i4.1674. Disponível em: https://ojs.shiharr.cn/index.php/eaou/article/view/1674. Acesso em: 17 jul. 2026.