Meethavorn, Kwanmanas, and Chanathip Pharino. 2021. “Why Should Different City Characteristics Customize the Rate of Pollution Charge? Evidence of Factors Affecting Willingness-to-Pay for Wastewater Management in Thailand”. Applied Environmental Research 43 (4):68-83. https://doi.org/10.35762/AER.2021.43.4.6.