SANGWA, Sixbert; KARASIRA, Boniface. Beyond the Import-Cost Wedge: Rice Import Affordability, Domestic Competitiveness, and Stewardship-Oriented Value-Chain Upgrading in Rwanda. Open Journal of Stewardship Economics & Ethical Innovation (ISSN: 3105-3068), [S. l.], v. 2, n. 1, 2026. DOI: 10.65655/OpenChristianPress.2026.109. Disponível em: https://journals.openchristian.education/index.php/oj-sei/article/view/109. Acesso em: 2 oct. 2026.