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关于我国生产力布局理论的探讨
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作者 徐崇恩 《吉林工学院学报(自然科学版)》 1992年第3期190-192,共3页
改革开放十多年来,“梯度推移理论”在我国生产力布局中占据了主导地位。应该指出,梯度理论不无合理因素,它对于纠正以往经济发展战略的失误确实做出了有益的贡献。但是随着改革的进一步深化,我们也逐渐认识到这一理论在实际应用中的局... 改革开放十多年来,“梯度推移理论”在我国生产力布局中占据了主导地位。应该指出,梯度理论不无合理因素,它对于纠正以往经济发展战略的失误确实做出了有益的贡献。但是随着改革的进一步深化,我们也逐渐认识到这一理论在实际应用中的局限性。 展开更多
关键词 中国 生产力布局 梯度推移理论 点区理论 产业结构合理化机制 竞争机制
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Influential Factors in Employment Location Selection Based on “Push-Pull” Migration Theory—A Case Study in Three Gorges Reservoir Area in China 被引量:10
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作者 XU Ding-de ZHANG Ji-fei +3 位作者 XIE Fang-ting LIU Shao-quan CAO Meng-tian LIU En-lai 《Journal of Mountain Science》 SCIE CSCD 2015年第6期1562-1581,共20页
In China, farmers employed in non-farm work have become important socio-economic actors, but few studies have examined the farmers' perspective in making their work location choices. Based on "push-pull"... In China, farmers employed in non-farm work have become important socio-economic actors, but few studies have examined the farmers' perspective in making their work location choices. Based on "push-pull" migration theory, this paper utilizes sectional data from a 2013 survey of farmers in China's Three Gorges Reservoir area to empirically analyze the factors influencing migrant workers' choice of employment location. The results indicate that 60.46% of laborers have migrated from their home province, whereas 39.54% have remained in their home province. Focusing on personal, household, and community characteristics—in addition to the economic characteristics of the sample counties—multinomial logistic regression models reveal that farmer-laborers' employment location decisions are influenced by their personal capital endowment(age, years of education and social networks), family structure(the number of laborers, elders, children and students), home village characteristics(location, economic development level and the degree of relief of the land) and home county economic development level. Notably, male and female laborers' location decisions reveal a converging trend, and their differences are not pronounced. Per capita arable land area has little influence on location decisions, whereas the educational level of laborers has a significant impact. The results differ significantly from those found in previous studies. 展开更多
关键词 Off-farm employment Location selection Migrants Push-Pull migration theory Three Gorges Reservoir region China
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Impulsive Cluster Synchronization in Community Network with Nonidentical Nodes
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作者 邓丽萍 吴召艳 《Communications in Theoretical Physics》 SCIE CAS CSCD 2012年第10期525-530,共6页
In this paper,cluster synchronization in community network with nonidentical nodes and impulsive effects is investigated.Community networks with two kinds of topological structure are investigated.Positive weighted ne... In this paper,cluster synchronization in community network with nonidentical nodes and impulsive effects is investigated.Community networks with two kinds of topological structure are investigated.Positive weighted network is considered first and external pinning controllers are designed for achieving cluster synchronization.Cooperative and competitive network under some assumptions is investigated as well and can achieve cluster synchronization with only impulsive controllers.Based on the stability analysis of impulsive differential equation and the Lyapunov stability theory,several simple and useful synchronization criteria are derived.Finally,numerical simulations are provided to verify the effectiveness of the derived results. 展开更多
关键词 cluster synchronization community network impulsive control
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