揭示交通安全改善支付意愿中的系统性和未观测异质性：一种混合决策树与潜在类别Tobit方法及来自巴基斯坦的证据

Unraveling systematic and unobserved heterogeneity in willingness-to-pay for traffic safety improvement: A hybrid decision tree and latent class Tobit approach with evidence from Pakistan

• Fazle Subhan
• Hongmei Zhou 通讯
• Huanhuan Luo
• Van Duy Tran
• Muhammad Asif Khan
• Shengchuan Zhao