962 resultados para External factors


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Urgency to embed awareness of sustainability principles and practice across society, and need for digital literacy and advocacy for sustainability are reshaping ESD. These, together with developments in learning and teaching, demand new tools to support implementation of project-based learning and more interactive approaches. This investigation explores the evolution of susthingsout.com, an online magazine for students, academics and expert practitioners, developed by the University of Worcester. This comprises two parts; the first, a private site specifically for students involved in sustainability learning on-campus; the second, an open-access site developed to deliver sustainability information and good practice across campus, community and not-for-profit and commercial organisations. This paper involves only the private site i.e. the equivalent of an in-house VLE specifically designed to support the teaching of sustainability to multi-disciplinary first and second year undergraduate students. It reports on the progress of the VLE, following three years of use and initial improvements, in terms of the student support and engagement, as well as considering the practical issues affecting these. The results fall into four categories of pedagogical, operational, cultural and external factors, which are synthesised to capture and share emerging knowledge of good practice offering insights to other developers of online sustainability materials.

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The present paper has the purpose of investigate the dynamics of the volatility structure in the shrimp prices in the Brazilian fish market. Therefore, a description of the initial aspects of the shrimp price series was made. From this information, statistics tests were made and selected univariate models to be price predictors. Then, it was verified the existence of relationship of long-term equilibrium between the Brazilian and American imported shrimp and if, confirmed the relationship, whether or not there is a causal link between these assets, considering that the two countries had presented trade relations over the years. It is presented as an exploratory research of applied nature with quantitative approach. The database was collected through direct contact with the Companhia de Entrepostos e Armazéns Gerais de São Paulo (CEAGESP) and on the official website of American import, National Marine Fisheries Service - National Oceanic and Atmospheric Administration (NMFS- NOAA). The results showed that the great variability in the active price is directly related with the gain and loss of the market agents. The price series presents a strong seasonal and biannual effect. The average structure of price of shrimp in the last 12 years was R$ 11.58 and external factors besides the production and marketing (U.S. antidumping, floods and pathologies) strongly affected the prices. Among the tested models for predicting prices of shrimp, four were selected, which through the prediction methodologies of one step forward of horizon 12, proved to be statistically more robust. It was found that there is weak evidence of long-term equilibrium between the Brazilian and American shrimp, where equivalently, was not found a causal link between them. We concluded that the dynamic pricing of commodity shrimp is strongly influenced by external productive factors and that these phenomena cause seasonal effects in the prices. There is no relationship of long-term stability between the Brazilian and American shrimp prices, but it is known that Brazil imports USA production inputs, which somehow shows some dependence productive. To the market agents, the risk of interferences of the external prices cointegrated to Brazilian is practically inexistent. Through statistical modeling is possible to minimize the risk and uncertainty embedded in the fish market, thus, the sales and marketing strategies for the Brazilian shrimp can be consolidated and widespread

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I denna fallstudie undersöks hur en kompetensbaserad personalstrategi ter sig inom en organisation. Då det är ett brett område har en avgränsning gjorts och det är enbart kompetensutveckling som berörs. Syftet är att skapa förståelse för det strategiska förhållningssättet till kompetensutveckling inom en organisation. Inom ramen för våra forskningsfrågor undersöks också de verktyg och metoder som en organisation använder sig av för att utveckla rätt kompetens samt de hinder och utmaningar som finns. Det har av tidigare forskning framkommit att ett strategiskt förhållningssätt är avgörande för en organisations överlevnad och framgång. Det finns en samstämmighet kring att organisationer vid valet av kompetensutvecklingsinsatser behöver utgå från verksamhetens behov, kundkrav och framtida mål för att bli gynnsamma. Syftet för insatserna blir därmed avgörande och en central del i det strategiska förhållningssättet till kompetensutveckling. Studien utgår från en fenomenologisk ansats och insamling av data har skett med hjälp av sju semi-strukturerade intervjuer med öppna frågor som utgått från tydliga teman. Studiens intervjuer har genomförts i en politiskt styrd organisation med cirka 5000 anställda och analysen av dessa intervjuer har skett enligt en femstegsmodell där vi avsett att synliggöra de mest väsentliga beståndsdelarna av fenomenet. Studien har tydliggjort hur organisationens strategiska förhållningssätt ser ut och också tydligt påvisat faktorer som gör det svårt att upprätthålla. De verktyg och metoder organisationen använder sig av är exempelvis webbaserad utbildning, ständiga förbättringar, nätverk, händelsehanteringssystem, en utbildningsplattform samt ett formulär för utbildningsförfrågningar. De hinder och utmaningar som synliggjorts är exempelvis utomstående faktorer, ekonomi, ansvarsfördelning och samverkan. Vår studie har också bidragit till en insikt i hur viktigt det är att noga överväga vilken metod som bör användas vid olika typer av kompetensutvecklingsinsatser. Det är viktigt att inte låta fokus hamna på att genomföra det minst kostsamma, utan låta valet av metod syfta till att ge det mest effektiva lärandet. Det är viktigt att i varje skede göra strategiska avvägningar som inte enbart har sin grund i ekonomiska perspektiv vad gäller besparingar och minskade kostnader. Ett intressant område till vidare forskning ser vi i chefsperspektivet. Vi finner detta intressant då det både genom tidigare forskning och genom vår egen studie tydligt har framgått att chefer har en nyckelroll och det finns därför ett intresse att närmre undersöka den roll som chefer delegeras i kompetensutvecklingsinsatser och vilka möjligheter de har i arbetet med dessa frågor.

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En este artículo se exponen los planteamientos de Annie Marquier (1998) respecto a dos paradigmas alternativos para percibir la realidad: el primero es el de la víctima, que constituye un filtro perceptivo muy generalizado a nivel planetario y a través del cual responsabilizamos a factores externos de lo que nos ocurre. Lo contrapone al principio de la responsabilidad que consiste en asumir la responsabilidad por nuestra propia manera de percibir la realidad. Asentado en estos postulados se presenta una propuesta metodológica para abordar el tema en talleres con estudiantes que cursan la carrera de Gestión de Recurso Humanos.(UNA). Abstract This article presents Annie Marquier’s approach of two alternative paradigms of perceiving reality: the victim’s, which constitutes a highly generalized perceptive filter through which we blame external factors for what happens to us. She opposes it to the responsibility principle which consists in assuming our responsibility for the way in which we perceive reality. Based on this assumptions a methodological proposal for working this issue with students of Human Resources Management (UNA) is presented.

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The purpose of this study was to identify the strengths and strategies that undocumented college students from Central America used to access and persist in United States higher education. A multiple-case study design was used to conduct in-depth, semi-structured interviews and document collection from ten persons residing in Illinois, Maryland, Ohio, Texas, and Washington. Yosso’s (2005, 2006) community cultural wealth conceptual framework, an analytical and methodological tool, was used to uncover assets used to navigate the higher education system. The findings revealed that participants activated all forms of capital, with cultural capital being the least activated yet necessary, to access and persist in college. Participants also activated most forms of capital together or consecutively in order to attain financial resources, information and social networks that facilitated college access. Participants successfully persisted because they continued to activate forms of capital, displayed a high sense of agency, and managed to sustain college educational goals despite challenges and other external factors. The relationships among forms of capital and federal, state, and institutional policy contexts, which positively influenced both college access and persistence were not illustrated in Yosso’s (2005, 2006) community cultural wealth framework. Therefore, this study presents a modified community cultural wealth framework, which includes these intersections and contexts. In the spirit of Latina/o critical race theory (LatCrit) and critical race theory (CRT), the participants share with other undocumented students suggestions on how to succeed in college. This study can contribute to the growing research of undocumented college students, and develop higher education policy and practice that intentionally consider undocumented college students’ strengths to successfully navigate the institution.

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Dissertação apresentada para obtenção do grau de mestre no âmbito do Mestrado em Educação Social e Intervenção Comunitária da Escola Superior de Educação do Instituto Politécnico de Santarém.

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Este artículo se centra en el fenómeno del absentismo escolar y, sobre todo, en el tipo de estrategias sobre el terreno que (más allá de los protocolos ofi ciales) marcan los intercambios e interacciones cotidianas entre familias con menores absentistas y los agentes del campo escolar implicados en el problema allí donde mayor es su incidencia social: los establecimientos escolares ubicados en las denominadas «Zonas de Atención Educativa Preferente». En estos centros el absentismo absorbe gran parte de la actividad de los expertos que intervienen en el campo de la «infancia vulnerable» �desde trabajadores sociales hasta otros profesionales más estrictamente vinculados al campo pedagógico� bajo una gama fl exible de estrategias de incentivación, negociación, control y sanción. Identifi camos las mismas recurriendo a técnicas cualitativas, pero deteniéndonos al mismo tiempo en qué factores, condicionantes y esquemas de percepción profesional promueven la aplicación de distintas estrategias, por parte de distintos profesionales, en distintos casos de hogares con absentistas.

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Dissertação de Mestrado, Ciências Económicas e Empresariais, 13 de Julho de 2016, Universidade dos Açores.

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Yield loss in crops is often associated with plant disease or external factors such as environment, water supply and nutrient availability. Improper agricultural practices can also introduce risks into the equation. Herbicide drift can be a combination of improper practices and environmental conditions which can create a potential yield loss. As traditional assessment of plant damage is often imprecise and time consuming, the ability of remote and proximal sensing techniques to monitor various bio-chemical alterations in the plant may offer a faster, non-destructive and reliable approach to predict yield loss caused by herbicide drift. This paper examines the prediction capabilities of partial least squares regression (PLS-R) models for estimating yield. Models were constructed with hyperspectral data of a cotton crop sprayed with three simulated doses of the phenoxy herbicide 2,4-D at three different growth stages. Fibre quality, photosynthesis, conductance, and two main hormones, indole acetic acid (IAA) and abscisic acid (ABA) were also analysed. Except for fibre quality and ABA, Spearman correlations have shown that these variables were highly affected by the chemical. Four PLS-R models for predicting yield were developed according to four timings of data collection: 2, 7, 14 and 28 days after the exposure (DAE). As indicated by the model performance, the analysis revealed that 7 DAE was the best time for data collection purposes (RMSEP = 2.6 and R2 = 0.88), followed by 28 DAE (RMSEP = 3.2 and R2 = 0.84). In summary, the results of this study show that it is possible to accurately predict yield after a simulated herbicide drift of 2,4-D on a cotton crop, through the analysis of hyperspectral data, thereby providing a reliable, effective and non-destructive alternative based on the internal response of the cotton leaves.

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The internationalization as an organizational phenomenon fundamentally strategic had as theoretical contributions some Schools that throughout the decades 60, 70, and 80 developed behavioral and economic approaches in order to explain the process. The behavioral approach deals with the perception of phenomenon as a gradual process from the perspective of the executives behavior (JOHANSON and VAHLNE, 1977; HALLÉN and WIEDERSHEIM - PAUL, 1979; CZINKOTA, 1985). This phenomenon in permanent theoretical and managerial evolution made an opportunity to build this investigation, whose goal is to analyse the impact comes from organizational capabilities and the external environment on the international performance of exporting firms. For both, were used as theoretical basis two types of analysis for the comprehension of international performance: Strategic Management - Industrial Organization and Resource-Based View and International Businesses - Current Economic and Behavioral. It was made a cross-sectional survey-based explanatory research, including 150 exporting companies with operations in the Northeast of Brazil. A conceptual model was made with eight constructs and eight research hypotheses, representative of the effects of external factors on international performance. The data were processed using the Exploratory Factor Analysis and Structural Equation Modeling. The structural equations model was reespecified and estimated through the use of the maximum-likelihood method up to achieve adequated values of indexes of adjustment. As the main theoretical contribution, were identified organizational and physical resources which shows the importance of the management skills development, of the learning capability and capability to establish strategic alliances abroad. That because the knowledge, as the operational point of view as in its strategic application, offers to organization conditions of market positioning which can create opportunities sustainable competitive advantages and which impact the performance of international companies

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Com o passar dos anos, as obras mais sublimes, começam a mostrar marcas subtis ou profundas de deterioração, como por exemplo: fissurações e defeitos associados à humidade. Estes são reflexo de fatores externos, como fungos, a própria atmosfera reativa, mudanças climatéricas e, até mesmo, a ação do homem. Neste seguimento pretende-se estudar as principais argamassas utilizadas na reabilitação de edifícios antigos, principalmente, as argamassas utilizadas no decorrer das obras ao longo do estágio, com o objetivo de comparar as suas caraterísticas, sendo estas argamassas tradicionais e pré-fabricadas. Foram feitos vários ensaios para determinar as suas resistências mecânicas, nomeadamente, o ensaio de resistência à flexão e compressão em diferentes idades após a confeção das argamassas, e ensaios para determinar a sua durabilidade como o ensaio de absorção da água por capilaridade; ensaio de absorção de água por imersão às 48horas (pressão atmosférica); ensaio para determinação do teor de água às 48horas e o ensaio de arrancamento (pull-off). A análise dos resultados mostrou que as argamassas adquirem mais resistência com o passar do tempo após a sua confeção, e que as argamassas dos provetes obtidos de forma tradicional, constituídos por argamassa de cal Hidráulica (HL5) e argamassa de cimento, apresentam melhores resultados do que a argamassa pré-fabricada (weber.cal classic).

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Este artigo condensa um conjunto de reflexões baseadas em factos relacionados com a gestão da qualidade nas Instituições de Ensino Superior (IES). São identificados factores internos e externos favoráveis à melhoria da qualidade dos serviços prestados por estas organizações, bem como algumas das barreiras que se lhe opõem. Relativamente às abordagens da qualidade, nestas organizações são consideradas: de um lado as que resultam da Supervisão do Estado e do outro as que estão associadas a sistemas de natureza voluntária, designadas aqui por Abordagem Qualidade, em que sobressai a Certificação baseada na norma ISO 9001 e os sistemas de Gestão pela Qualidade Total (GQT) também designados de Excelência Organizacional. São identificadas algumas das insuficiências dos modelos assentes na Supervisão do Estado e defendida a importância de atender ao conjunto de “boas práticas” já existentes, ao invés de abordagens que tratam desta problemática numa perspectiva ab initio, sem contemplar o conhecimento acumulado neste domínio da gestão das organizações.

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Students often receive instruction from specialists, professionals other than their general educators, such as special educators, reading specialists, and ESOL (English Speakers of Other Languages) teachers. The purpose of this study was to examine how general educators and specialists develop collaborative relationships over time within the context of receiving professional development. While collaboration is considered essential to increasing student achievement, improving teachers’ practice, and creating comprehensive school reform, collaborative partnerships take time to develop and require multiple sources of support. Additionally, both practitioners and researchers often conflate collaboration with structural reforms such as co-teaching. This study used a retrospective single case study with a grounded theory approach to analysis. Data were collected through semi-structured interviews with thirteen teachers and an administrator after three workshops were conducted throughout the school year. The theory, Cultivating Interprofessional Collaboration, describes how interprofessional relationships grow as teachers engage in a cycle of learning, constructing partnership, and reflecting. As relationships deepen some partners experience a seamless dimension to their work. A variety of intrapersonal, interpersonal, and external factors work in concert to promote this growth, which is strengthened through professional development. In this theory, professional development provides a common ground for strengthening relationships, knowledge about the collaborative process, and a reflective space to create new collaborative practices. Effective collaborative practice can lead to aligned instruction and teachers’ own professional growth. This study has implications for school interventions, professional development, and future research on collaboration in schools.

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This present work aimed to investigate, through the structuring element Fato Administrativo , the way rationality guides the processes of personnel management at the Associação Companhia TerrAmar , which operates in the district of Felipe Camarão in Natal/RN. This paper is characterized by a descriptive study, as it sought to establish the relationship between the materialization of the studied phenomenon - by means of a theoretical framework consisting of the following theories: Fato Administrativo (GUERREIRO RAMOS, 1983), Substantive and Instrumental Rationality (GUERREIRO RAMOS, 1981) and Proceedings of Personnel Management proposed by Joel Dutra (2004). As the main research findings, time as an intrinsic element of the Fato Administrativo - suffers much interference from external factors, especially from the sponsors of the researched organization and also from their bureaucratic control tools; not directly relating to the processes of Personnel Management, though. Among these, it was noticed that there isn‟t a dialogue between the sponsors and the theory, due to incompatibilities regarding the structure and nature of each organization. Both movement and development have stood out. These are processes that are guided by elements of substantive rationality, literally speaking, including personal, emancipatory and solidarity values. Thus, it is stated that for future research a compatible model of Personnel Management should be built and explored (compatible with the nature of nonprofit organizations). Understanding, in depth, the processes separately aiming to understand each work is also advised. Trying to fully understand the ways of overcoming the lack of skilled workers to perform activities in similar organizations needs to be considered as well

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The present paper has the purpose of investigate the dynamics of the volatility structure in the shrimp prices in the Brazilian fish market. Therefore, a description of the initial aspects of the shrimp price series was made. From this information, statistics tests were made and selected univariate models to be price predictors. Then, it was verified the existence of relationship of long-term equilibrium between the Brazilian and American imported shrimp and if, confirmed the relationship, whether or not there is a causal link between these assets, considering that the two countries had presented trade relations over the years. It is presented as an exploratory research of applied nature with quantitative approach. The database was collected through direct contact with the Companhia de Entrepostos e Armazéns Gerais de São Paulo (CEAGESP) and on the official website of American import, National Marine Fisheries Service - National Oceanic and Atmospheric Administration (NMFS- NOAA). The results showed that the great variability in the active price is directly related with the gain and loss of the market agents. The price series presents a strong seasonal and biannual effect. The average structure of price of shrimp in the last 12 years was R$ 11.58 and external factors besides the production and marketing (U.S. antidumping, floods and pathologies) strongly affected the prices. Among the tested models for predicting prices of shrimp, four were selected, which through the prediction methodologies of one step forward of horizon 12, proved to be statistically more robust. It was found that there is weak evidence of long-term equilibrium between the Brazilian and American shrimp, where equivalently, was not found a causal link between them. We concluded that the dynamic pricing of commodity shrimp is strongly influenced by external productive factors and that these phenomena cause seasonal effects in the prices. There is no relationship of long-term stability between the Brazilian and American shrimp prices, but it is known that Brazil imports USA production inputs, which somehow shows some dependence productive. To the market agents, the risk of interferences of the external prices cointegrated to Brazilian is practically inexistent. Through statistical modeling is possible to minimize the risk and uncertainty embedded in the fish market, thus, the sales and marketing strategies for the Brazilian shrimp can be consolidated and widespread