“An Estimation of Long-Run Export Demand Function for Papua New Guinea by Employing the Multivariate Cointegration and Vector Error Correction Models”. Interdisciplinary Journal of Papua New Guinea University of Technology 2, no. 1 (July 31, 2025). Accessed June 10, 2026. https://pnguotjournals.unitech.ac.pg/index.php/public/article/view/87.