Shan, Zhe, Pengchao Zhang, Zongpeng Tang, Hong Shi, and Jiayi Ma. “Policy Effect Assessment of the Construction of All‑for‑One Tourism Demonstration Zones in China--Based on Propensity Matching-Difference-in-Differences Model”. Journal of Tourism and Hospitality Studies 4, no. 1 (May 16, 2026): 30–40. Accessed June 24, 2026. https://al-kindipublishers.org/index.php/jths/article/view/12599.