Identifying Simultaneous Equation Modelling for the Digital Competitiveness Index (IDSD) and Foreign Direct Investment (FDI) in their Influence on Economic Digitalization. Equity [Internet]. 2024 Jul. 1 [cited 2025 Oct. 30];12(1):95-105. Available from: https://www.equity.ubb.ac.id/index.php/equity/article/view/310