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Watershed Planning within a Quantitative Scenario Analysis Framework
Published on: July 24, 2016
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为大城市构建和应用经济性评估模型
Chenhuan Kou1, Donghan Meng2,3, Xiuli Yang4
1School of Management Science and Engineering, Hebei University of Economics and Business, Shijiazhuang, Hebei Province, China.
PloS one
|May 24, 2024
概括
这项研究引入了一种新的模型来衡量大型城市的经济性,这对可持续发展至关重要. 调查结果显示,中国大城市的性水平各不相同,随着时间的推移,观察到令人担忧的疲软趋势.
科学领域:
- 城市规划和城市治理
- 经济地理 经济地理
- 可持续性科学 可持续性科学
背景情况:
- 准确评估大城市的经济性对于可持续发展和城市治理至关重要,因为全球冲击日益增加.
- 目前用于经验评估经济弹性的现有方法尚未得到广泛认可,这凸显了研究和方法学的差距.
- 本研究探讨了需要一个强大的框架来评估和比较主要城市中心的经济性.
研究的目的:
- 开发和验证一个全面的模型来衡量大城市的经济性.
- 确定经济性的关键维度和指标,并建立它们的层次关系.
- 评估和比较中国大城市的经济性,并分析它们的发展趋势.
主要方法:
- 利用决策试验和评估实验室 (DEMATEL) 和交互式结构建模 (ISM) 来完善指标并建立层次结构.
- 采用游戏理论权重方法,将分析层次过程 (AHP) 和度结合起来,用于计算指标权重.
- 应用了VIKOR (VIseKriterijumska Optimizacija i KOmpromisno Resenje) 方法来评估和比较跨大城市的经济弹性.
主要成果:
- 开发了一个评估模型,包含15个指标,跨越三个维度:耐药性,可回收性和适应性.
- 对中国大城市的案例研究发现,北京,上海和深的经济性高;天津和广州中等;成都低;重庆最低.
- 观察到大城市的经济性趋势正在减弱,特别是那些最初具有较低性水平的城市.
结论:
- 拟议的模型提供了一种具体,精确和专注的方法来评估城市层面的经济性及其动态.
- 这些发现强调了大城市之间经济性的异质性,并强调了需要有针对性的治理战略.
- 大型城市经济性趋于减弱,需要采取积极措施来增强城市的可持续性和适应能力.
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