PHAM, Thang Nang; TRUONG, Tin Trung; DO, Thu Le Minh; NGUYEN, Thang Tran; DO, Thao Thi Thu. The nonlinear effect of international tourism on income inequality: Testing the Kuznets curve hypothesis. HO CHI MINH CITY OPEN UNIVERSITY JOURNAL OF SCIENCE - ECONOMICS AND BUSINESS ADMINISTRATION, [S. l.], v. 16, n. 1, p. 111–127, 2025. DOI: 10.46223/HCMCOUJS.econ.en.16.1.3996.2026. Disponível em: https://journalofscience.ou.edu.vn/index.php/econ-en/article/view/3996. Acesso em: 8 feb. 2026.