Yixin Zhu

Sep 14, 2024 | nature.com | Zhe Cheng |Yixin Zhu

AbstractSpatial heterogeneity is a fundamental aspect of Public Private Partnerships (PPPs). The appropriateness of PPPs applications varies across regions. While the assessment of suitability for PPPs is crucial, it has received limited scholarly attention. This study, using China as s representative case, developed a suitability assessment model and evaluated it across 287 prefecture-level cities in China.

Aug 30, 2024 | mdpi.com | Xiaomei Wang |Jia Zhang |Yixin Zhu

3.1. Model ConstructionThe gravity model, as a powerful tool for exploring bilateral trade, has a sound theoretical basis [23]. However, the standard gravity model fails to capture the economic distance between countries because geographical distance, which reflects transportation costs, is usually used as a proxy of economic distance in this model, while economic distance also includes institutional differences and other factors.

Jul 12, 2024 | mdpi.com | Li Zhu |Yixin Zhu |Jie Wu |Junchen Lin

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