44,287 research outputs found

    From Measurement to Management: the Influence of IT on Service Operations

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    The state of service management practice and the developments in IT-efficiency research prompt the call for managerial relevance, normative theory building and the conceptualization and measurement of the impact of Information Technology (IT) on service efficiency. Drawing on theoretical insights from economic and behavioral literature, this article deduces a work system centered model of the service outlet and proposes a measurement methodology (ITIMPACT) geared towards the development of a business intelligence tool. The measurement follows a two-step methodology that first assesses compared-to-best efficiency, using Data Envelopment Analysis (DEA), and subsequently explains efficiency differences using a regression framework. An inter-disciplinary approach bases the first step on econometric logic, while the second takes its foundation in behavioral sciences, and information system research.Service industry;

    The Ebola pandemic as a threat to international peace and security: a question of collective security or global governance?

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    Społeczność międzynarodowa stoi w obliczu rozproszonego i ponadnarodowego zagrożenia epidemiologicznego, którego powaga i rozmiar wymagają obecnie niespotykanego poziomu interwencji. Na przestrzeni wieków ludzkość zmagała się z różnymi epidemia, co zawsze wiązało się z koniecznością kompleksowego działania na płaszczyźnie międzynarodowej. Zdaniem Rady Bezpieczeństwa ONZ epidemia spowodowana wirusem ebola, która wybuchła pod koniec 2013 r., stanowi szczególne zagrożenie dla pokoju i bezpieczeństwa międzynarodowego, ponieważ zdobycze w obszarze budowania pokoju i rozwoju krajów najbardziej dotkniętych epidemią mogą zostać zaprzepaszczone. To z kolei podważa stabilność krajów najbardziej nią dotkniętych. Jeśli nie zostanie opanowana, to sytuacja taka może doprowadzić do wybuchu nowych niepokojów i napięć społecznych, pogorszenia klimatu politycznego, stygmatyzacji i wzmocnienia poczucia niepewności. Podjęta w tej sprawie przez Radę Bezpieczeństwa ONZ rezolucja ma wymiar historyczny, gdyż po raz pierwszy problem zdrowia publicznego został zaklasyfikowany jako zagrożenie dla pokoju i bezpieczeństwa międzynarodowego. Stało się tak, mimo że mobilizacja międzynarodowa była spóźniona o kilka miesięcy, chociaż konieczność podjęcia działań była wówczas oczywista.The international community faces a fragmented and transnational epidemiological threat, the severity and extent of which currently require an unprecedented level of intervention. Over the centuries, mankind has been confronted with a variety of epidemics that have always required a comprehensive action at the international level. According to the UN Security Council, the outbreak of the Ebola virus at the end of 2013 poses a particular threat to international peace and security, as the peace-building and development achievements of the countries most affected by the epidemic are jeopardised and may end in vain or be lost altogether. This in turn undermines the stability of the countries most affected. If the disease is not brought under control, this situation might lead to a new unrest and social tensions, and worsening of the political climate, or stigmatisation and a higher sense of uncertainty in the region. The resolution adopted by the UN Security Council on this matter has a historic dimension, as it has for the first time classified a public health problem as a threat to international peace and security. This happened despite the fact that international mobilisation had been delayed by several months, despite the obvious urgent need for action

    Veterans’ Medical Care: FY2016 Appropriations

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    [Excerpt] The Department of Veterans Affairs (VA) provides benefits to veterans who meet certain eligibility criteria. Benefits to veterans range from disability compensation and pensions to hospital and medical care. The VA provides these benefits through three major operating units: the Veterans Health Administration (VHA), the Veterans Benefits Administration (VBA), and the National Cemetery Administration (NCA). This report focuses on funding for the VHA

    Policy Conflict Analysis in Distributed System Management

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    Reports Of Conferences, Institutes, And Seminars

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    This quarter\u27s column offers coverage of multiple sessions from the 2016 Electronic Resources & Libraries (ER&L) Conference, held April 3–6, 2016, in Austin, Texas. Topics in serials acquisitions dominate the column, including reports on altmetrics, cost per use, demand-driven acquisitions, and scholarly communications and the use of subscriptions agents; ERMS, access, and knowledgebases are also featured

    On Properties of Policy-Based Specifications

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    The advent of large-scale, complex computing systems has dramatically increased the difficulties of securing accesses to systems' resources. To ensure confidentiality and integrity, the exploitation of access control mechanisms has thus become a crucial issue in the design of modern computing systems. Among the different access control approaches proposed in the last decades, the policy-based one permits to capture, by resorting to the concept of attribute, all systems' security-relevant information and to be, at the same time, sufficiently flexible and expressive to represent the other approaches. In this paper, we move a step further to understand the effectiveness of policy-based specifications by studying how they permit to enforce traditional security properties. To support system designers in developing and maintaining policy-based specifications, we formalise also some relevant properties regarding the structure of policies. By means of a case study from the banking domain, we present real instances of such properties and outline an approach towards their automatised verification.Comment: In Proceedings WWV 2015, arXiv:1508.0338

    An empirical study of environmental cost drivers

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    This paper draws on Environmental Management Accounting (EMA) literature and cost driver theory to study the nature and role of environmental cost drivers. More specifically, two types of operations related to environmental protection were empirically examined: the removal of asbestos from buildings and soil remediation. Findings from a series of case studies are presented and discussed. The paper contributes to existing literature in three ways: (1) by testing the adaptability of cost drivers typologies in a non-traditional, non-industrial setting (2) by proposing a more dynamic vision of the cost of social and environmental responsibility of the firm, and (3) by shedding light on the complex interrelationships of environmental cost drivers.Environmental Management Accounting, Cost Driver, Social & Environmental Responsibility

    Testing time-sensitive influences of weather on street robbery

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    Although the relationship between weather and crime has been extensively investigated over the past century, little consensus has emerged on the directions of the relationships observed and the mechanisms through which weather might exert its influence. This paper advances an argument that the interpretation of weather, and subsequent activities based on that interpretation, leads to spatio-temporal variations in criminal opportunities, and hence crime. Two hypotheses relating to unseasonal weather and effects of weather on discretionary activities are proposed. Negative binomial regression models are used to test these at the 6-hour shift unit of analysis on street robberies in the Strathclyde region of Scotland. In line with predictions, in this temperate microclimate, more favourable weather in winter (higher temperatures and low wind speeds) was associated with increases in robbery. Partial support was also found for the hypothesis regarding time delineated for discretionary activities. Here, temperature, wind speed and humidity were seen to be significant predictors of robbery during the night shift and weekends. Notably rain was shown to have a negative relationship with robbery at the weekends. This affirms that people are less likely to venture outdoors when it is raining when travel behaviour is optional. Counter to our hypothesised effects, fog was the only variable to significantly interact with public holidays. We conclude by discussing how these analyses might be extended and briefly discuss implications for crime prevention
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