“The Nexus between the Exportation of Social Sustainability Certifications that Restrict Malaysian Palm Oil Companies and their Profitability: A Panel on Driscoll and Kraay Standard Errors and a Fully Modified Ordinary Least Square Approach” (2020) International Journal of Management and Sustainability, 9(2), pp. 120–134. doi:10.18488/journal.11.2020.92.120.134.