改进的离散人口发展模型在人口预测中的应用研究[EB/OL]
北京:中国科技论文在线
关键词: 离散人口发展模型; 老龄化指数; 分布; 女婴比; 随机性 Yang Feng *
改进了以往的离散人口发展模型
得出了我国人口总量、城市化程度以及老龄化指数等在中长期内的发展变化规律
范海菊 ( 河南师范大学
) Abstract: Aiming at several concrete conditions, such as speeding up of urbanization step in our country, a steady increase in the sex ratio and so on, this paper improved the previous discrete population dynamics model considering parameters of the female infant ratio and transfer size from rural to town
The law of population size, urbanization degree and aged index in mid-long term were obtained
These results accord with populations’ development and can contribute to the designation of relevant population policies
Keywords: Discrete Population Dynamics Models; aged index; distribution; female infant ratio; randomness 下载PDF阅读器 PDF全文下载: 初稿 ( 375 ) 作者简介: 通信联系人: 【收录情况】 中国科技论文在线: 杨峰
) 摘要: 本文针对我国城市化步伐加快、性别比持续偏高等具体现状
引入了女婴比、乡村入迁城镇人口数目等参数
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