近年来,在经济增长过程中的资源环境约束日益凸显,绿色创新作为缓解这一问题的重要举措,已成为相关政府部门和众多学者关注的热点。以1998—2017年WOS(Web of Science)和CNKI收录的文献作为研究对象,运用CiteSpace文献计量方法分别从年...近年来,在经济增长过程中的资源环境约束日益凸显,绿色创新作为缓解这一问题的重要举措,已成为相关政府部门和众多学者关注的热点。以1998—2017年WOS(Web of Science)和CNKI收录的文献作为研究对象,运用CiteSpace文献计量方法分别从年代、作者、机构、国家、研究热点、演进趋势等方面进行分析。研究发现:2012年以后,绿色创新研究文献呈现出显著增长的趋势;目前国内外均未形成稳定的核心作者群;机构间的合作多数发生在同一国家或地区,跨国、跨区域的合作研究较少;热点研究领域主要集中在"工业生态学、生态创新、竞争优势"等六个方面。结合时区图谱,指出未来绿色创新领域的研究前沿。展开更多
In the decisive stage of developing of a moderately prosperous society in all aspects,hazy weather has become a major obstacle to the further advancement of China.Therefore,improving the level and efficiency of haze g...In the decisive stage of developing of a moderately prosperous society in all aspects,hazy weather has become a major obstacle to the further advancement of China.Therefore,improving the level and efficiency of haze governance has become essential.Based on the DPSIR model,this paper builds a haze governance level and efficiency index system using the entropy method and the super-efficiency data envelope-analysis(DEA)model to analyze the data for 31 cities in North China from 2007 to 2016.From the aspects of spatial differences and influence factors influencing the comparative analysis,the results are as follows.(1)During the investigation period,the level and efficiency of city haze governance in North China showed a trend of fluctuation and decline,with obvious stages in their characteristics.Haze governance efficiency is much higher than its level,and its mean value reaches the DEA level which indicates that it is effective.(2)A significant regional gradient difference occurs between these two aspects.The haze governance level presents a convex distribution pattern of"east low–middle high–west low",while the haze governance efficiency presents a concave distribution pattern of"east high–middle low–west high".(3)The regression results show that economic growth has a negative effect on both haze governance level and efficiency.By contrast,the industrial structure has a positive effect on haze governance level and efficiency,but the significance of its effect on these two is different.On this basis,policy suggestions are proposed for improving the level and efficiency of haze governance in various cities in North China.展开更多
文摘近年来,在经济增长过程中的资源环境约束日益凸显,绿色创新作为缓解这一问题的重要举措,已成为相关政府部门和众多学者关注的热点。以1998—2017年WOS(Web of Science)和CNKI收录的文献作为研究对象,运用CiteSpace文献计量方法分别从年代、作者、机构、国家、研究热点、演进趋势等方面进行分析。研究发现:2012年以后,绿色创新研究文献呈现出显著增长的趋势;目前国内外均未形成稳定的核心作者群;机构间的合作多数发生在同一国家或地区,跨国、跨区域的合作研究较少;热点研究领域主要集中在"工业生态学、生态创新、竞争优势"等六个方面。结合时区图谱,指出未来绿色创新领域的研究前沿。
基金The National Social Science Foundation of China(17BJY038)。
文摘In the decisive stage of developing of a moderately prosperous society in all aspects,hazy weather has become a major obstacle to the further advancement of China.Therefore,improving the level and efficiency of haze governance has become essential.Based on the DPSIR model,this paper builds a haze governance level and efficiency index system using the entropy method and the super-efficiency data envelope-analysis(DEA)model to analyze the data for 31 cities in North China from 2007 to 2016.From the aspects of spatial differences and influence factors influencing the comparative analysis,the results are as follows.(1)During the investigation period,the level and efficiency of city haze governance in North China showed a trend of fluctuation and decline,with obvious stages in their characteristics.Haze governance efficiency is much higher than its level,and its mean value reaches the DEA level which indicates that it is effective.(2)A significant regional gradient difference occurs between these two aspects.The haze governance level presents a convex distribution pattern of"east low–middle high–west low",while the haze governance efficiency presents a concave distribution pattern of"east high–middle low–west high".(3)The regression results show that economic growth has a negative effect on both haze governance level and efficiency.By contrast,the industrial structure has a positive effect on haze governance level and efficiency,but the significance of its effect on these two is different.On this basis,policy suggestions are proposed for improving the level and efficiency of haze governance in various cities in North China.