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Convergence and transition paths in transportation: Fresh insights from a club clustering algorithm
Transport Policy ( IF 6.3 ) Pub Date : 2021-08-19 , DOI: 10.1016/j.tranpol.2021.08.008
Charles Shaaba Saba 1
Affiliation  

This study examines the convergence in global transportation for 102 countries spanning 1990–2018. The econometric convergence method of Phillips and Sul was employed to test club convergence and the modelling of transition paths to convergence. I disaggregated the panel data into five regions, based on the United Nations classification of geographical regions. Transportation infrastructure was constructed by using a composite index of transportation via the principal component analysis/method. Our findings suggest the presence of panel convergence at the global and regional levels (except for Africa, Europe and Oceania, which exhibited divergence). However, I identified different numbers of clubs for the regions using an iterative testing procedure and found that the results could not be generalised across the regions as there were both convergent and divergent clubs. The policy measures on transport infrastructures for the regions are discussed in this study.



中文翻译:

交通中的收敛和转换路径:俱乐部聚类算法的新见解

本研究调查了 1990 年至 2018 年间 102 个国家的全球交通趋同。Phillips 和 Sul 的计量经济学收敛方法被用来测试俱乐部收敛和收敛过渡路径的建模。我根据联合国地理区域分类将面板数据分解为五个区域。交通基础设施是通过主成分分析/方法使用交通综合指数构建的。我们的研究结果表明,在全球和区域层面存在面板趋同(非洲、欧洲和大洋洲除外,它们表现出分歧)。然而,我使用迭代测试程序为各地区确定了不同数量的俱乐部,发现结果无法在各地区推广,因为既有趋同的俱乐部也有发散的俱乐部。本研究讨论了区域交通基础设施的政策措施。

更新日期:2021-08-27
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