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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 (Jan. 2026), 649–661. DOI:https://doi.org/10.55606/ijemr.v5i1.730.