“Analysis of Factors Affecting Changes in Public Purchasing Power Before Covid and During Covid in Asean Countries (Years 2017-2022)”. International Journal of Finance and Business Management (IJFBM) 2, no. 4 (August 1, 2024): 463–474. Accessed January 31, 2026. https://penerbitjurnalinternasional.com/index.php/ijfbm/article/view/73.