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Abstract This paper analyses what makes a great journal great in economics. Alternative research assessment measures (RAM) are discussed, with an emphasis on the Thomson Reuters Institute for Scientific Information (ISI) Web of Science database. ISI RAM that are calculated annually or updated daily are defined, including the classic 2‐year impact factor (2YIF), 5‐year impact factor (5YIF), immediacy (zero‐year impact factor (0YIF)), eigenfactor score, article influence, citation performance per paper online, h‐index, Zinfluence, PI‐BETA (papers ignored ‐ by even the authors) and two new RAM measures, self‐citation threshold approval rating and impact factor inflation. The data are analysed for the most highly cited journals in economics, management, business and business–finance on the basis of 2YIF. In addition to evaluating research in the most highly cited journals in economics, management, business and business–finance, the paper evaluates alternative RAM, highlights similarities and differences in RAM criteria, finds that several RAM capture similar performance characteristics, and finds that immediacy and PI‐BETA are not highly correlated with other RAM. Harmonic mean rankings of the 12 RAM criteria are also presented. Emphasizing 2YIF to the exclusion of other useful RAM criteria can lead to a distorted evaluation of journal performance and influence.  相似文献   
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Accumulated research findings call into question the ability of established corporations to develop and manage new ventures successfully. This article argues that the problem comes in large part from failing to differentiate between the requirements of administrative management—geared to managing existing activities and holding things in place to ensure continuation of already-developed activities—and the requirements of entrepreneurial management—designed to create change by developing something new. The two kinds of management are in tension and may interfere with each other, but every established organization needs both in order to get both innovation and efficiency.Innovations and new ventures have four particular characteristics that account for their special management requirements: uncertainty, knowledge-intensivity, competition with alternative courses of action, and boundary-crossing. Thus entrepreneurial management to support creation of the new puts a stress on such features as visionary leadership, “patient money,” planning flexibility, team continuity/stability, and interfunctional cooperation. But the usual requirements of administrative management in established corporations contradict these principles. Thus some companies try to set their new ventures apart from the old to avoid conflicts in management requirements. However, this this only partially solves the problem.All companies need both to manage ongoing activities and to create new ones—with the proportions of each depending on the nature of the business. They need to strike a balance between administrative and entrepreneurial management. The problem of venture development in established corporations occurs when administrative management comes to dominate and innovation is not valued sufficiently. The command system of administrative management needs to be replaced by a mutual adjustment system.High innovation companies build mutual adjustment into their design. They allow flexibility to move into an entrepreneurial mode. They are characterized by broader jobs: structures built around small business units or functionally complete project teams; cultures stressing the ability of people to contribute more over time; and easy access to the key “power tools” of information, support, and resources.A more entrepreneurial corporation minimizes hard-and-fast rules and procedures governed by a rigidly defined command structure and emphasizes instead flexibility and broadly-skilled sets of employees in flexible units that can be grouped or regrouped as changing circumstances require.Large corporations must institute deliberate programs to encourage innovation and entrepreneurship, including removing the roadblocks of unnecessary administrative requirements; encouraging integration across departments and functions: changing budgeting and accounting procedures and providing internal venture capital and special project funds; discretionary time; and new business performance measures.  相似文献   
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This paper endeavors to take up the neglected aspects of federalism and direct democracy. It emphasizes the mutual dependence of the two for reaching the goals of efficiency and trust. Direct democracy is seen to preserve federalism, but even more importantly, federalism is taken to enable and to preserve effective direct democracy. Empirical evidence is adduced showing in particular that direct democracy leads to higher efficiency in the sense of lowering transaction costs. A proposal for a novel combination of federalism and direct democracy—which is called FOCJ (the acronym for Functional Overlapping Competing Jurisdictions)—is suggested for Europe.Financial Supported by the Swiss National Fund (Project No. 12-42480-9) is greatefully acknowledge.  相似文献   
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资产证券化业务在我国刚刚拉开序幕,本文介绍了在CMO的基础上发展起来的衍生工具IO和PO.分析了其收益中存在的风险,并提出从宏微观两方面入手进行风险防范。  相似文献   
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Studies of post-industrial work have shown how workers are increasingly shouldering the risk of and the responsibility for social protection, work shortages, professional training, and securing a stream of continuous incoming work. This study of Swedish freelance journalists examines how these free agents cope with a situation whereby the need exists to actively bear the full responsibility for attracting and contracting, producing, and billing their work as journalists. The empirical material shows how freelancers engage in various coping practices to secure both sufficient amounts of work and the accompanying economic compensation. Freelancers who “make it work” are often those managing to embed themselves in long-standing relationships with clients and colleagues, thus ensuring a long-term work horizon and a steady income. Even so, the inherent “responsibilization” of contemporary work is amplified and intensified by the freelance work mode. This study makes two contributions: Firstly, it provides knowledge of free agent work in a Swedish context, a national setting that is often presumed to be a “role model” for good working conditions. Secondly, it highlights the specifics of managing work that entails a continuous stream of sequential and parallel assignments of limited duration and the ongoing “employment management work” this entails as regards making sure assignments keep “coming in”.  相似文献   
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赵莉 《价值工程》2012,31(21):116-117
利用离子色谱仪针对西安护城河河水中的污染性的无机阴阳离子——NO3-、PO43-和NH4+在河水中的浓度和分布规律进行初步的研究;并对三种离子的来源和转化进行初步的分析,同时提出改善的方案和建议。  相似文献   
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As the preponderance of journal rankings becomes increasingly more frequent and prominent in academic decision making, such rankings in broad discipline categories is taking on an increasingly important role. The paper focuses on the robustness of rankings of academic journal quality and research impact using the widely‐used Thomson Reuters ISI Web of Science citations database (ISI) for the Statistics & Probability category. The paper analyses 110 ISI international journals in Statistics & Probability using quantifiable research assessment measures (RAMs), and highlights the similarities and differences in various RAMs, which are based on alternative transformations of citations and influence. Alternative RAMs may be calculated annually or updated daily to determine when, where and how (frequently) published papers are cited (see Chang, McAleer and Oxley (2011a, b, c) , Chang, Maasoumi and McAleer (2012) ). The RAMs are grouped in four distinct classes that include impact factor, mean citations and non‐citations, journal policy, number of high quality papers, and journal influence and article influence. These classes include the most widely used RAMs, namely the classic 2‐year impact factor including journal self citations (2YIF), 2‐year impact factor excluding journal self citations (2YIF*), 5‐year impact factor including journal self citations (5YIF), Eigenfactor (or Journal Influence), Article Influence, h‐index, PI‐BETA (Papers Ignored – By Even The Authors), 5YD2 (= 5YIF/2YIF) as a measure of citations longevity, and escalating self citations as a measure of increasing journal self citations. The paper highlights robust rankings based on the harmonic mean of the ranks of RAMs across the 4 classes. It is shown that focusing solely on the 2YIF of a journal, which partly answers the question as to when published papers are cited, to the exclusion of other informative RAMs, which answer where and how (frequently) published papers are cited, can lead to a distorted evaluation of journal quality, impact and influence relative to the more robust harmonic mean of the ranks.  相似文献   
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