ARTIFICIAL INTELLIGENCE AND ECONOMETRIC VALIDATION: A THREE-REGIME APPROACH TO FORECASTING RETAIL CHAIN FINANCIAL PERFORMANCE. International Congress on Economics, Management and Business Studies, [S. l.], v. 1, n. 6, p. 951–955, 2026. Disponível em: https://econferencia.com/index.php/8/article/view/1354. Acesso em: 17 oct. 2026.