Mochamad Rayhan Faujan and Arief Bacthtiar (2026) “Analysis of the Competitiveness and Export Performance of Indonesian Coconut Shell Charcoal Briquettes (HS 4402) in Saudi Arabia : RCA, EPD, and XModel”, International Journal of Economics and Management Research, 5(1), pp. 649–661. doi: 10.55606/ijemr.v5i1.730.