958 resultados para 1096
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Bibliographical footnotes.
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CCBE. S. XVI,
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Edizione critica del volgarizzamento fiorentino trecentesco dell'"Estoire d'Eracles", contenuto nel ms. Plut. LXI.45 della Biblioteca Medicea Laurenziana, ancora inedito. Si tratta della traduzione in antico francese dell'opera di Guglielmo di Tiro "Historia rerum in partibus transamarinis gestarum", corredata di continuazioni svincolate all'opera latina e in stretto legame con la "Chronique d'Ernoul et de Bernard le Trésorier", che proseguono la narrazione degli eventi in Terrasanta. Il testo fiorentino riporta i fatti d'Oltremare dalla Prima Crociata a circa il 1231. La sua edizione è preceduta da una introduzione letterario-filologica, dalla descrizione del manoscritto e dall'analisi linguistica; seguono un glossario, l'indice dei nomi e dei luoghi.
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O presente trabalho enfoca a participação e atuação dos pais no Conselho de Escola. Tal participação passou a ser possível após a Constituição de 1988 e a Lei de Diretrizes e Bases da Educação Nacional nº. 9394/96 LDBEN. O estudo tem por objetivo identificar a concepção de participação dos pais membros do Conselho de Escola, e traçar os possíveis perfis ideológicos dos mesmos quanto à gestão escolar. A pesquisa é de natureza empírica, todavia ela se apóia em perfis ideológicos, construídos a partir de análises propiciadas pela Sociologia da Educação e pela Ciência Política. Como referencial teórico apropriamo-nos de Luis Pereira, Juan Bordenave, Maurício Tragtenberg, Edmundo Campos e de C.B. Macpherson. A pesquisa concentrou-se em uma das escolas da Rede Estadual no Município de São Bernardo do Campo SP. Utilizamos métodos de pesquisa de campo e bibliográfica. Além da pesquisa de campo, que teve como base entrevista qualitativa e semi-aberta, realizamos análises das Legislações Federal e Estadual com o objetivo de verificarmos as lacunas existentes na legislação, assim como os limites por ela impostos à participação dos pais na gestão escolar.(AU)
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The blood types determination is essential to perform safe blood transfusions. In emergency situations isadministrated the “universal donor” blood type. However, sometimes, this blood type can cause incom-patibilities in the transfusion receptor. A mechatronic prototype was developed to solve this problem.The prototype was built to meet specific goals, incorporating all the necessary components. The obtainedsolution is close to the final system that will be produced later, at industrial scale, as a medical device.The prototype is a portable and low cost device, and can be used in remote locations. A computer appli-cation, previously developed is used to operate with the developed mechatronic prototype, and obtainautomatically test results. It allows image acquisition, processing and analysis, based on Computer Visionalgorithms, Machine Learning algorithms and deterministic algorithms. The Machine Learning algorithmsenable the classification of occurrence, or alack of agglutination in the mixture (blood/reagents), and amore reliable and a safer methodology as test data are stored in a database. The work developed allowsthe administration of a compatible blood type in emergency situations, avoiding the discontinuity of the“universal donor” blood type stocks, and reducing the occurrence of human errors in the transfusion practice.
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Purpose - In the stakeholder marketing literature, there have been calls by several researchers to expand the stakeholder domain to incorporate a broader array of stakeholders. In developing this argument in this paper the authors aim to explore a set of stakeholder relationships in an international retailing context, notably those which exist between retail firms and investment banks. Design/methodology/approach - Theoretical ideas are subject to empirical scrutiny from 34 in-depth interviews with investment banks and senior retail executives from two retail multinationals. Findings - Exploratory findings suggest that US investment banks' ideals were at odds with European retail firms - and both occupied "different thought worlds". It is concluded that the relationships between financial stakeholders and the retail firm cannot be explained simply by reference to stylised economic interactions, but must also be examined in the light of the cultural contexts and different forms of market system within which different firms emerge, operate and interact. Originality/value - New strategies such as internationalisation stretch resources and capabilities to a point where retailers invariably will be exposed to different stakeholder issues and stresses. Towards this end, this paper contends that the significant international re-orientation under way in retailing must be understood within the wider context of stakeholder theory. The paper argues that the full potential of applying stakeholder marketing theory to the internationalisation process of retailers has yet to be realised. From this exploratory research, five research propositions are put forward that might serve as a guide to future research in this area. © Emerald Group Publishing Limited.
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In this work we experimentally investigate the response time of humidity sensors based on polymer optical fiber Bragg gratings. By the use of etching with acetone we can control the poly (methyl methacrylate) based fiber in order to reduce the diffusion time of water into the polymer and hence speed up the relative wavelength change caused by humidity variations. A much improved response time of 12 minutes for humidity decrease and 7 minutes for humidity increase, has been achieved by using a polymer optical fiber Bragg grating with a reduced diameter of 135 microns.
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Angiotensin I and II have been shown to directly induce protein degradation in skeletal muscle through an increased activity and expression of the ubiquitin-proteasome proteolytic pathway. This investigation determines the role of the nuclear transcription factor nuclear factor-κB (NF-κB) in this process. Using murine myotubes as a surrogate model system both angiotensin I and II were found to induce activation of protein kinase C (PKC), with a parabolic dose-response curve similar to the induction of total protein degradation. Activation of PKC was required for the induction of proteasome expression, since calphostin C, a highly specific inhibitor of PKC, attenuated both the increase in total protein degradation and in proteasome expression and functional activity increased by angiotensin II. PKC is known to activate I-κB kinase (IKK), which is responsible for the phosphorylation and subsequent degradation of I-κB. Both angiotensin I and II induced an early decrease in cytoplasmic I-κB levels followed by nuclear accumulation of NF-κB. Using an NF-κB luciferase construct this was shown to increase transcriptional activation of NF-κB regulated genes. Maximal luciferase expression was seen at the same concentrations of angiotensin I/II as those inducing protein degradation. Total protein degradation induced by both angiotensin I and II was attenuated by resveratrol, which prevented nuclear accumulation of NF-κB, confirming that activation of NF-κB was responsible for the increased protein degradation. These results suggest that induction of proteasome expression by angiotensin I/II involves a signalling pathway involving PKC and NF-κB. © 2005 Elsevier Inc. All rights reserved.
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В статье выполнен анализ живучести и оптимизация MPLS сетей. Введен индекс выживаемости и предложен метод ее оценки. Сформулирована задача оптимизации структуры сети MPLS, исходя из ее живучести, и разработан алгоритм ее решения. Рассмотрена задача реконфигура- ции сети в случае отказа ее элементов и предложен метод ее решения.
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In Albert Hirschman’s theory, loyalty plays a key role in the equilibrium between exit and voice. This article extends economic (rational choice) analysis to the emergence of loyalty, which Hirschman considers an exogenous factor. This is accomplished by linking Williamson’s theory of specific investment to Hirschman’s model. Three cases are distinguished: (1) loyalty is due to specific investment; (2) loyalty is due to (intermediate) factors influenced by specific investment; and, (3) loyalty is independent of specific investment. A simple model formalizes the first case. A paradoxical dynamic of loyalty is identified: a lower degree of specificity may lead to a weakening of loyalty in the short run but astrengthening of loyalty in the long run. An application to the process of European integration is sketched.
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This paper investigates the drivers of agri-food intra-industry trade (IIT) indices in the European Union (EU-27) member states during the period from 2000–2011. The increased proportion of IIT in matched two-way agri-food trade of the EU-27 member states is consistent with economic integration and economic growth. When export prices were at least 15% higher than the import prices, high-vertical IIT, increased for most member states. This finding suggests that quality improvements occurred when comparing agri-food exports to similar imports of agri-food products. The IIT indices for both horizontal and vertical IIT are positively associated with higher economic development levels, new EU membership and EU enlargement. Additionally, as higher levels of economic development decreases, the size of the economy and marginal IIT increases the effects of agri-food trade liberalization on the costs of the labor market adjustment. Understanding how improvements in agri-food trade quality impact agribusiness and managerial competitiveness reveal significant policy implications.
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Overview of the Medical Library's participation in collaborative sharing arrangements and consortial agreements with various institutions and organizations.
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Students’ knowledge and perceptions of Islam and the Arab and Muslim world were assessed at three schools to evaluate the effectiveness of the current pedagogy and curriculum. Results show that students have little knowledge of the subject, say that they get most of their information from their teachers, have fairly positive perceptions of Islam and the Arab and Muslim world, and have suggestions to improve the curriculum.
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In the article - Planning Buy-Sell Agreements In The Hospitality Industry - by John M. Tarras, Assistant Professor, School of Hotel, Restaurant and Institutional Management at Michigan State University, the author initially observes: “The vast majority of hospitality firms (restaurants, hotels, etc.) would be considered closely-held corporations. As such, they have unique planning problems compared to large, publicly-traded hospitality firms. One area of special concern to the closely-held hospitality firm is the planning and adoption of a buy-sell agreement.” The above thesis statement outlines the heart of the article; the buy-sell agreement in regard to smaller [closely held, as Tarras calls them] corporations. The theory is narrow and pro-active, spanning the gap between personal-to-corporate stock manipulations. “The primary purpose of a buy-sell agreement is to contribute to the orderly transfer of a shareholder's stock in a hospitality firm upon some future incident [typically retirement, withdrawal of a shareholder, disability, or death], as Tarras defines the concept. “The hospitality firm or the other shareholders would be committed to purchase the departing shareholder's stock at an agreed upon price and method, and to ensure that ample cash will be obtainable for such an impending sale. The buy-sell agreement provides a market for the shareholder or the shareholder's estate for the sale of otherwise illiquid stock,” the author further provides as canons of buy-sell agreements. In defining the buy-sell agreement with restrictive clauses, Tarras demonstrates, “…many closely-held hospitality firms desire to limit ownership to those individuals, either family or principal corporate employees, who are essential to the well-being of the firm.” Tarras says, another element of the buy-sell agreement is to furnish the departing shareholder with liquidity. “…there typically is some form of cash down payment with the remainder denoted by an interest-bearing promissory note [usually 5 to 15 years],” he informs. “The departing shareholders may require that the hospitality firm pledge the assets of the firm and that the remaining shareholders personally guarantee the promissory note.” “…the most frequent reason for establishing buy-sell agreements is for estate planning purposes,” Tarras says. There are tax advantages and liabilities for both the seller and buyer of stock via the buy-sell agreement, and the author enumerates many of these. One, big advantage of the buy-sell agreement is that it provides for the running of the company with a minimum of disruption through the stock-cash transition process, Tarras offers.