Enhancing Stock Price Prediction using StockGPT: An Empirical Study on the Effectiveness of Macroeconomic Indicators. AI Journal of BUsiness, [S. l.], v. 2, n. 1, p. 50–57, 2025. Disponível em: https://jnl.ampla.page/aijb/article/view/125. Acesso em: 2 aug. 2026.