Wu, M., Mohamad Fazli Sabri, Anthony Ang Sang Nang, & Meng, C. (2025). Impact Analysis of Hainan Duty-Free Policy Optimization on Tourists’ Purchasing Decision-Making Behavior. International Journal of Social Sciences and Public Administration, 7(2), 110-118. https://doi.org/10.62051/ijsspa.v7n2.14