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The practice of mixed-methods research has increased considerably over the last 10 years. While these studies have been criticized for violating quantitative and qualitative paradigmatic assumptions, the methodological quality of mixed-method studies has not been addressed. The purpose of this paper is to identify criteria to critically appraise the quality of mixed-method studies in the health literature. Criteria for critically appraising quantitative and qualitative studies were generated from a review of the literature. These criteria were organized according to a cross-paradigm framework. We recommend that these criteria be applied to a sample of mixed-method studies which are judged to be exemplary. With the consultation of critical appraisal experts and experienced qualitative, quantitative, and mixed-method researchers, further efforts are required to revise and prioritize the criteria according to importance. 相似文献
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文章介绍广告文案主题确定的原则,并从商品分析、消费者分析、市场分析及竞争对手情况分析等方面探讨广告主题确定的方法和规律。 相似文献
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文章介绍广告文案主题确定的原明,并从商品分析、消费者分析、市场分析及竞争对手情况分析等方面探讨广告主题确定的方法和规律. 相似文献
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Daniel Miles 《Oxford bulletin of economics and statistics》2000,62(5):647-656
In this note we are concerned with the estimation of the probability that a smoker does not purchase tobacco during a survey. Usually, tobacco demand has been estimated using limited dependent variable models under the assumption that an important proportion of smokers declared a zero expenditure in tobacco. However, if the probability of non purchasing by a smoker is negligible, zeros could be ignored and the demand equation could be estimated on positive expenditure data using traditional estimation methods. Here we estimate this probability and find that it is extremely small. A novelty of this work is the use of data on the quantity and frequency of tobacco purchases during the week of the survey, instead of the more commonly used expenditure data. 相似文献
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盛亚 《数量经济技术经济研究》2002,19(7):81-84
消费者采用一项新产品通常根据决策目标设定一个决策准则。一般而言,消费者采用新的产品的目标可分为“最优化目标”和“满意化目标”。相应地,决策准则就有“最优化准则”和“满意化准则”。不同决策准则会导致消费者采用行为上的差异。本文在对这两种准则进行定性研究的同时,不容定量方面进行了探讨。 相似文献
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3月9日,刚刚经历了一场寒流的北京,空气显得格外清新。一架飞机划过长天,安然降落在北京首都机场。在匆匆过客眼中,这只是中法航线上的一趟普通班机。然而,细心的人会发现,这趟班机从机组成员到空中乘务员,全部都是女性,包括机长。原来,这是法国航空公司为了配合“三八国际妇女 相似文献
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公众价值——政府绩效评估的新标准 总被引:8,自引:0,他引:8
要切实贯彻江泽民同志的“三个代表”重要思想,落实胡锦涛同志的“执政为民”先进理念,就必须有一个以此为依据的政府绩效评判标准。本文开创性地在政府绩效评估中定义了“公众价值”概念,并在此基础上提出了政府绩效的最终评判标准应为实际创造的公众价值大小。 相似文献
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重新界定了综合意义上的城市化概念,建立了一套区域城市化综合水平评价指标体系,并以此解释复杂的城市化进程,反映城市化程度对区域经济发展和社会进步的作用。 相似文献
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关于影响投标报价的因素与策略分析 总被引:3,自引:0,他引:3
随着中国加入WT0,工程项目管理逐步与国际接轨。通过工程项目的招投标而获得工程项目的建设任务已经日渐被广大承包商所接受,然而,如何在竞争性招投标中获得成功,报价价格是一个极具决定性的因素。报价的合理、科学性,是否具有竞争能力,是广大承包商在报价时必须认真研究和解决的关键性问题。 相似文献
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各位领导、各位教授、各位代表:大家好!《商品储运与养护》杂志协办、联办单位工作扩大会议,今天在这春暖花开、生机盎然的松花江畔、素有“丁香城”美喻的哈尔滨召开。大家于百忙之中千里迢迢汇聚一堂,为物流事业的健康发展、为物流行业的信息窗口《商品储运与 相似文献