Thi Quyen, B. , Thi Mai Huong, .N. , Quoc Dat, L. , Mai Phuong, P., Khanh Ly, L.T. and Thuong, L.T. 2022. FACTORS AFFECTING THE COMPETITIVENESS OF POSTAL BUSINESSES: A VIETNAM SURVEY. The journal of contemporary issues in business and government. 28, 3 (Sep. 2022), 226–246.