李婵娟,程欣炜.我国城镇居民信息消费水平地区差距的演变与分解——基于Shapley值法的实证分析[J].南京邮电大学学报(社会科学版),2017,(03):69~80 |
我国城镇居民信息消费水平地区差距的演变与分解——基于Shapley值法的实证分析 |
Evolution and decomposition of regional inequality in information consumption of China’s urban residents:an analysis based on Shapley Value Decomposition |
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DOI: |
中文关键词: 信息消费 地区差异 城镇差距 Shapley值 贡献度 |
英文关键词:information consumption regional inequality urban inequality Shapley value contribution degree |
基金项目:国家社会科学基金青年项目“城市化背景下我国城乡居民信息消费研究”(14CTQ019);江苏省高校哲学社会科学研究项目“江苏省公共服务均等化测度与实现路径研究”(2016SJB790001);南京邮电大学引进人才基金项目“中国省级公共投资区域效应:差异化与均等化”(NYS213006);南京邮电大学国自基金孵化项目“新型城镇化视阈下我国城乡社会保障非均衡测度及统筹发展路径研究”(NY217105) |
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中文摘要: |
作为消费热点,信息消费已日渐成为国民经济新的增长点。根据2000—2014年我国省级面板数据,测度城镇居民信息消费水平的地区差距,考察了决定地区信息消费水平的影响因素,并运用基于回归的Shapley值分解法对我国地区间城镇居民信息消费水平差距进行分解研究。结果显示:城镇居民信息消费地区间的差距明显,并且有扩大的趋势;引起地区差距的首要因素是居民收入水平,但其作用逐渐减弱,信息基础设施水平和受教育程度也是重要的影响因素。 |
英文摘要: |
Information consumption as a hot spot of consumption has gradually become a new growth point of national economy. Using provincial panel data from 2000 to 2014, we measured the regional inequality of information consumption of urban residents across China and investigated the factors affecting the information consumption and the contribution of each factor to the regional inequality by Shapley value method. It is found that the gap of information consumption among regions is obvious and that there is an expanding trend, the primary factor of regional inequality appears to be consumers’ incomes but its effect decreases gradually. The information infrastructure and education level of consumers are found to be the other important factors of regional inequality. |
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