Green Premium Pricing and Investment Returns in the Hospitality Sector: A Systematic Review of Financial Viability Evidence for Eco-Hotels in Emerging Markets. American Economist: Journal of Economics Finance and Global Policy, [S. l.], v. 1, n. 05, p. 79–85, 2026. Disponível em: http://scientajournals.com/index.php/3/article/view/174. Acesso em: 26 jul. 2026.