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41.
42.
分析ICT技术在新鲜农产品供应链中的应用;识别影响ICT技术应用的促进和制约因素;比较分析中国和欧洲(英国、德国和希腊)新鲜农产品供应链管理中ICT技术的应用情况。以ICT技术的复杂性以及ICT技术在新鲜农产品供应链中应用的调查为基础的,从(1)供应链的功能,(2)供应链的商业模型,(3)供应链的覆盖范围三个维度,重点考察了供应链的三个主要功能:订单管理,库存管理,以及运输和配送管理。  相似文献   
43.
一、引言 六西格玛初创时所关注的焦点,是调查产品表现不稳定的原因并使其变动最小化.这是一个质量测量和过程改进项目,过程控制关注于从中心线起六西格玛(标准偏差)之间的界限.这样,就可确保正在生产的零件是无缺陷的.如果缺陷一旦发生,将被限制在每百万个零件只有3.4个有缺陷.产品质量的关键因素,常常由顾客的需要和减少缺陷来确定.  相似文献   
44.
Data from Hong Kong were used to examine how the demand for children is affected by the economic returns to different types of market activities. The specific data used was a 1% sample of the 1976 "Hong Kong By-Census of Population." Only women under 50 who were currently married and living with their husbands were included. The households were restricted to land-based and non-farm families with economically active husbands. There were a total of 4128 families in the sample; in 3768 families the wife had experienced at least 1 birth. A simple 1-period model of household production and fertility demand is outlined. Emphasis was on 2 aspects of the demand for children in households who choose to work in the informal sector: children are more readily employed in a family business; and wife's work in a family business or in a wage employment at home is more compatible with childcare activities. Both effects imply that holding constant other characteristics, a higher desired stock of children will be demanded. As expected, an increase in wife's predicted log earnings in home work had a negative effect on the demand for children. The effect was almost always significant. An increase in wife's productivity in the family business, as proxied by her predicted log earnings in the family business, increased the demand for children significantly. This usually is interpreted to be a result of entering a market activity which is compatible with childcare. Another possible explanation is that the price of children is lowered because if children work in the family business then their productive contributions subsidize their parents' consumption. Yet, without direct measures or proxies for these effects, it is not possible to distinguish between them. An increase in husband's predicted log earnings in wage employment had a significant negative effect on demand for children. This can be interpreted in 2 ways: if an interior solution exists for husband's allocation of time, then a negative effect implies either that children are inferior (or are observed to be so) or husband's predicted log earnings in wage employment increases the probability of specializing in it. Thus, the role of children in the family business vanishes, and the desired number of children is reduced. Both husband's and wife's schooling reduced significantly the demand for children. In general, estimates of coefficients from families with at least 1 child were smaller in absolute magnitude and less significant statistically.  相似文献   
45.
姚明 《理论观察》2005,(6):100-101
三线企业是我国在建国初期出于国防和战备的需要,将一些具有军事战略意义的沿海企业迁入内地,一部分企业由于不适应社会的变迁而被迫破产,因此形成了一个极具特色的弱势群体——三线企业下岗职工。这个特殊弱势群体中的生存现状另人担忧。根据调查分析,提出解决他们生存问题的一系列对策。  相似文献   
46.
X.Y.Sun 《汽车观察》2008,(3):103-103
中国是目前全球发展最快的汽车市场,令人欣喜振奋。过去几年的高速发展既让本土受益,也给TRW这样的跨国汽车零部件企业带来巨大机遇。但是,任何井喷式的增长都不具备可持续性,速度终会放缓。  相似文献   
47.
姚明 《经济师》2008,(7):38-39
加强党政领导机关反腐倡廉建设,必须从思想教育抓起,坚持惩防并举,两手抓、两手都要硬,只有这样才能做到标本兼治,真正取得成效。  相似文献   
48.
I. IntroductionSince 1978, China’s economic reforms have called for an incentive mechanism to beincorporated in the state-owned enterprises (SOEs), while the reforms have demonstratedconsiderable success. In the early 1990s, the Chinese government took further steps andbegan to list SOEs on stock exchanges to raise external capital and improve their efficiency.Corporate governance still remains an important issue in China as shown by the largenumber of corporate failures and scandals in r…  相似文献   
49.
春天的风,总是撩动着你易感的心。踏着无边的青绿,去深山古寺,品佳茗……做出这个决定,是需要灵感的。山在京西,此起彼伏。它是一幅画,葱茏着,挂在天边。你要赏看,需要两个条件,一个是天清气爽;二是你要更上一层楼。实际上,你是可以走进画中的。实际上,你是可以成为神仙的。  相似文献   
50.
Xu Y  Kwak C 《Nursing economic$》2005,23(5):233-8, 211
Among an estimated 2.7 million U.S. nurse workforce in March 2000, about 4% were internationally educated nurses. This secondary analysis of the 2000 National Sample Survey of Registered Nurses profiles this unique segment of the U.S. nurse workforce. Findings indicate that internationally educated nurses have distinctive demographical, educational, and employment characteristics when compared to U.S.-trained nurses. Implications of the findings are elaborated in lieu of the present U.S. nurse shortage.  相似文献   
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