Why Does Agricultural Productivity Fail to Drive Regional Growth? Agricultural Downstreaming, Export Orientation, and Climate Adaptation in North Sumatra. Economica and Muslim Societies Review, [S. l.], v. 1, n. 1, p. 27–61, 2026. DOI: 10.66277/ecomus.1.1.212. Disponível em: https://e-journal.elkuator.com/index.php/ecomus/article/view/212. Acesso em: 28 aug. 2026.