Phasuk, Padcharee, Amornthep Srithep, and Ronnakron Kitipacharadechatron. 2024. “An Assessment of Marginal Utility under Different Choices of Decision-Making: The Natural Experiment of Latex Producer in Trang Province”. Thammasat Journal 43 (2):26-41. https://so05.tci-thaijo.org/index.php/tujo/article/view/275201.