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Leading Indicators and Financial Crisis: A Multi-Sectoral Approach Using Signal Extraction. Journal of Empirical Studies, [S. l.], v. 5, n. 1, p. 20–44, 2019. DOI: 10.18488/journal.66.2018.51.20.44. Disponível em: https://archive.conscientiabeam.com/index.php/66/article/view/2485. Acesso em: 20 sep. 2026.