Moyano B, León R, Hernández-Aranda V, Cedeño García G, Cedeño Sacón Ángel, Arias-Vega C, Vera-Morales M, Catagua D, Cruz-Burga ZA, Reyna Bowen L, Sangay-Tucto S, León-Castro L. Opportunity costs and agricultural transformation in the Ecuadorian Amazon: Cacao cultivation in traditional Shuar systems. J. Agric. Food Syst. Community Dev. [Internet]. 2026 Sep. 17 [cited 2026 Sep. 18];15(4):1–20. Available from: https://foodsystemsjournal.org/index.php/fsj/article/view/1570