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Original Research
Published 9 October 2026
Change-point analysis of Altman Z″-score dynamics: structural regime detection in a capital-intensive emerging market firm
Wilfredo Bazán-Ramírez · Javier Antonio Prudencio-Vidal · Amador Grover Mejía-Osorio · Edgar Gutiérrez-Gómez · Ybar Gustavo Palomino-Malpartida · Aldo Bazán-Ramírez · Miguel Ángel Bello-Bernal
Frontiers in Applied Mathematics and Statistics
doi 10.3389/fams.2026.1955286