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1.
以我国制造业1985—2007年数据为基础,研究FDI对我国就业的影响。研究结果表明,外商直接投资的增加将降低国内就业水平;国内资本存量变化是影响资本收益率的重要因素,国内资本存量变化对就业的影响取决于外商投资企业资本存量和内资企业资本存量的综合比较;我国劳动力供给,特别是非技术劳动力供给缺乏弹性。  相似文献   

2.
FDI的技术溢出效应引起了理论界广泛关注,但现有研究认为FDI对不同地区的作用不一定相同。文章以宁波为例,根据柯布-道格拉斯生产函数建立衡量技术溢出效应的数学模型,利用宁波市相关数据,对其FDI技术溢出效应进行了实证分析。研究结果表明:宁波外商直接投资对本地经济产生了负面技术外溢效应,其原因在于宁波企业主要以劳动密集型为主,技术水平较低,与跨国公司差距大,自身技术吸收能力低。为此,文章从调整引资结构、促进内外资企业联动发展等方面提出了提升宁波FDI技术溢出效应的若干建议。  相似文献   

3.
建立一个由跨国公司和东道国企业所构成的寡头垄断的产量竞争模型,基于此模型分析了成本因素对外商直接投资(FDI)在东道国的投资区位选择与撤资的影响.外商直接投资的区位选择受聚集经济和成本因素的共同影响,在聚集经济效应相同时,成本因素将显著地影响FDI的区位选择:成本优势越大的地区,对FDI的吸引力越大,FDI的可能聚集规模也越大;当区位成本提高时,对成本变化敏感的FDI将从其聚集地撤资.当前中国应尽快在中西部地区建立承接中心,使外资撤减变为外资在我国境内的转移.  相似文献   

4.
利用中国各行业2004-2011年的数据,采用PVAR模型,研究FDI、对外直接投资与经济增长之间的互动关系,捕捉各变量在面对冲击时的长短期效应。结果表明:对外直接投资对经济增长的推动效应显著优于FDI;FDI与对外直接投资存在一定的互补关系,但不够显著;对外直接投资与经济增长相互间的短期效应显著优于长期效应,对外直接投资与FDI相互间的长短期效应是非对称的,无论是长期还是短期,FDI与经济增长并非存在显著的长期互动关系。  相似文献   

5.
在理论分析FDI与劳动力需求弹性关系的基础上,利用2000—2008年间中国外资企业省级面板数据和固定效应模型,就FDI对中国劳动力市场的影响进行研究。结果显示:FDI对劳动力需求弹性具有显著的影响,即改变劳动力与其他生产要素(资本与中间产品)的替代效应来对劳动力需求弹性产生作用,进而影响到劳动力市场的雇佣关系、就业风险和工作稳定性。  相似文献   

6.
随着经济全球化,外商直接投资飞速发展,跨国公司在全球范围内的活动更加频繁。然而,跨国公司直接投资的发展推动了东道产业集群的发展,促进了集群的升级。本文结合上海制造业集群的现状,分析FDI对上海制造业集群作用机理,最后总结了上海由FDI推动制造业集群存在的问题。  相似文献   

7.
FDI与城市化水平的相关性分析——以江苏省地级市为例   总被引:1,自引:0,他引:1  
为了研究对外直接投资(FDI)与城市化水平的关系,利用社会统计学软件SPSS对江苏省13个地级市FDI与城市发展的相关数据进行相关性分析处理.分析结果表明:FDI与城市化水平的相关性存在明显的地域差异,存量上的FDI对于城市发展的促进作用要大于增量上的FDI对城市发展的促进作用.  相似文献   

8.
利用空间Moran指数和Moran散点图以及空间面板滞后模型,对2010—2014年海峡西岸经济区20个城市创新产出进行空间计量分析,结果表明:海峡西岸经济区创新产出存在明显的空间效应。通过对创新产出影响因素分析得出:研发经费投入、研发人员投入以及研发资本存量是形成创新产出空间效应的主要因素;此外,外商直接投资FDI对创新产出存在显著的负的挤出效应。  相似文献   

9.
服务业跨国公司对母国就业的影响取决于对外直接投资之前母国企业的国际竞争力状况和对外直接投资之后对母国国内资本形成的影响两方面因素.服务业跨国公司可以创造或维持一部分母国就业,提高国内就业人员的熟练程度和技能水平,从而有助于国内就业结构的优化.  相似文献   

10.
考察跨国公司在华研发投资,并就工业企业进行实证分析,结果显示跨国公司在我国研发投资均存在正溢出效应,东、中、西地区间溢出效应存在显著差异。本土企业与跨国公司的技术差距越大越不利用溢出效应的发挥;外资密集度越高溢出效应越明显;本土企业研发投入力度与溢出效应正相关,而跨国公司研发投入过高可能会产生逆向技术扩散。  相似文献   

11.
Language markedness is a common phenomenon in languages, and is reflected from hearing, vision and sense, i.e. the variation in the three aspects such as phonology, morphology and semantics. This paper focuses on the interpretation of markedness in language use following the three perspectives, i.e. pragmatic interpretation, psychological interpretation and cognitive interpretation, with an aim to define the function of markedness.  相似文献   

12.
何延凌 《科技信息》2008,(4):258-258
Language is a means of verbal communication. People use language to communicate with each other. In the society, no two speakers are exactly alike in the way of speaking. Some differences are due to age, gender, statue and personality. Above all, gender is one of the obvious reasons. The writer of this paper tries to describe the features of women's language from these perspectives: pronunciation, intonation, diction, subjects, grammar and discourse. From the discussion of the features of women's language, more attention should be paid to language use in social context. What's more, the linguistic phenomena in a speaking community can be understood more thoroughly.  相似文献   

13.
理论推导与室内实验相结合,建立了低渗透非均质砂岩油藏启动压力梯度确定方法。首先借助油藏流场与电场相似的原理,推导了非均质砂岩油藏启动压力梯度计算公式。其次基于稳定流实验方法,建立了非均质砂岩油藏启动压力梯度测试方法。结果表明:低渗透非均质砂岩油藏的启动压力梯度确定遵循两个等效原则。平面非均质油藏的启动压力梯度等于各级渗透率段的启动压力梯度关于长度的加权平均;纵向非均质油藏的启动压力梯度等于各渗透率层的启动压力梯度关于渗透率与渗流面积乘积的加权平均。研究成果可用于有效指导低渗透非均质砂岩油藏的合理井距确定,促进该类油藏的高效开发。  相似文献   

14.
As an American modern novelist who were famous in the literary world, Hemingway was not a person who always followed the trend but a sharp observer. At the same time, he was a tragedy maestro, he paid great attention on existence, fate and end-result. The dramatis personae's tragedy of his works was an extreme limit by all means tragedy on the meaning of fearless challenge that failed. The beauty of tragedy was not produced on the destruction of life, but now this kind of value was in the impact activity. They performed for the reader about the tragedy on challenging for the limit and the death.  相似文献   

15.
正The periodicity of the elements and the non-reactivity of the inner-shell electrons are two related principles of chemistry,rooted in the atomic shell structure.Within compounds,Group I elements,for example,invariably assume the+1 oxidation state,and their chemical properties differ completely from those of the p-block elements.These general rules govern our understanding of chemical structures and reactions.Using first principles calcula-  相似文献   

16.
We have developed an adiabatic connection to formulate the ground-state exchange-correlation energy in terms of pairing matrix linear fluctuations.This formulation of the exchange-correlation energy opens a new channel for density functional approximations based on the many-body perturbation theory.We illustrate the potential of such approaches with an approximation based on the particle-particle Random Phase Approximation(pp-RPA).This re-  相似文献   

17.
正The electronic and nuclear(structural/vibrational)response of 1D-3D nanoscale systems to electric fields gives rise to a host of optical,mechanical,spectral,etc.properties that are of high theoretical and applied interest.Due to the computational difficulty of treating such large systems it is convenient to model them as infinite and periodic(at least,in first approximation).The fundamental theoretical/computational problem in doing so is that  相似文献   

18.
For molecular systems,the quantum-mechanical treatment of their responses to static electromagnetic fields usually employs a scalar-potential treatment of the electric field and a vector-potential treatment of the magnetic field.Although the potential for each field separately is associated with the choice of an(unphysical)origin,the precise choice of the origin for the electrostatic field has little consequences for the results.This is different for the  相似文献   

19.
Franck-Condon factors bridge the gap between theoretical modeling and experimental observations for molecular electronic spectroscopy and electron transfer.Under the displaced harmonic oscillator approximation,multidimensional Franck-Condon factors are decomposed into a product of many one-dimensional(1D)Franck-Condon(FC)factors,and each 1D-FC factor is associated with one Huang-Rhys factor that determines the leading contribution of  相似文献   

20.
<正>"The Journal of Shanghai Normal University:Mathematics"is published by Shanghai Normal University as regular issues of The Journal of Shanghai Normal University each year from 2014 in English.The editors-in-chief of the issues are professors Yuhao Cong and Maoan Han.The Journal of Shanghai Normal University was started in 1958 with  相似文献   

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