724 resultados para work-related stress


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Purpose: as exposure to psychosocial hazard at work represents a substantial risk factor for employee health in many modern occupations, being able to accurately assess how employees cope with their working environment is crucial. As the workplace is generally accepted as being a dynamic environment consideration should be given to the interaction between employees and the acute environmental characteristics of their workplace. The aim of this study was to investigate the effects of both acute demand and chronic work-related psychosocial hazard upon employees through ambulatory assessment of heart rate variability and blood pressure. Design: a within-subjects repeated measures design was used to investigate the relationship between exposure to work-related psychosocial hazard and ambulatory heart rate variability and blood pressure in a cohort of higher education employees. Additionally the effect of acute variation in perceived work-related demand was investigated. Results: two dimensions of the Management Standards were found to demonstrate an association with heart rate variability; more hazardous levels of “demand” and “relationships” were associated with decreased SDNN. Significant changes in blood pressure and indices of heart rate variability were observed with increased acute demand.

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This thesis examines the regulatory and legislative approach taken in the United Kingdom to deal with deaths arising from work related activities and, in particular, deaths that can be directly attributed to the behaviour of corporations and other organisations. Workplace health and safety has traditionally been seen in the United Kingdom as a regulatory function which can be traced to the very earliest days of the Industrial Revolution. With an emphasis on preventing workplace accidents and ill-health through guidance, advice and support, the health and safety legislation and enforcement regime which had evolved over the best part of two centuries was considered inadequate to effectively punish corporations considered responsible for deaths caused by their activities following a series of disasters in the late twentieth and early twenty-first centuries. To address this apparent inadequacy, the Corporate Manslaughter and Corporate Homicide Act 2007 was introduced creating the offence of corporate manslaughter and corporate homicide. Based on a gross breach of a relevant duty of care resulting in the death of a person, the Act effectively changed what had previously considered a matter of regulation, an approach that had obvious weaknesses and shortcomings, to one of crime and criminal law. Whether this is the best approach to dealing with deaths caused by an organisation is challenged in this thesis and the apparent distinction between ‘criminal’ and ‘regulatory’ offences is also examined. It was found that an amended Health and Safety at Work etc. Act 1974 to include a specific offence of corporate killing, in conjunction with the Health and Safety (Offences) Act 2008 would almost certainly have resulted in a more effective approach to dealing with organisations responsible for causing deaths as consequence of their activities. It was also found that there was no substantive difference between ‘regulatory’ and ‘criminal’ law other than the stigma associated with the latter, and that distinction would almost certainly disappear, at least in the context of worker safety, as a consequence of the penalties available following the introduction of the Health and Safety (Offences) Act 2008.

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Dissertação de Mestrado, Ambiente, Saúde e Segurança, 4 de Abril de 2016, Universidade dos Açores.

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This dissertation examines how social insurance, family support and work capacity enhance individuals' economic well-being following significant health and income shocks. I first examine the extent to which the liquidity-enhancing effects of Worker's Compensation (WC) benefits outweigh the moral hazard costs. Analyzing administrative data from Oregon, I estimate a hazard model exploiting variation in the timing and size of a retroactive lump-sum WC payment to decompose the elasticity of claim duration with respect to benefits into the elasticity with respect to an increase in cash on hand, and a decrease in the opportunity cost of missing work. I find that the liquidity effect accounts for 60 to 65 percent of the increase in claim duration among lower-wage workers, but less than half of the increase for higher earners. Using the framework from Chetty (2008), I conclude that the insurance value of WC exceeds the distortionary cost, and increasing the benefit level could increase social welfare. Next, I investigate how government-provided disability insurance (DI) interacts with private transfers to disabled individuals from their grown children. Using the Health and Retirement Study, I estimate a fixed effects, difference in differences regression to compare transfers between DI recipients and two control groups: rejected applicants and a reweighted sample of disabled non-applicants. I find that DI reduces the probability of receiving a transfer by no more than 3 percentage points, or 10 percent. Additional analysis reveals that DI could increase the probability of receiving a transfer in cases where children had limited prior information about the disability, suggesting that DI could send a welfare-improving information signal. Finally, Zachary Morris and I examine how a functional assessment could complement medical evaluations in determining eligibility for disability benefits and in targeting return to work interventions. We analyze claimants' self-reported functional capacity in a survey of current DI beneficiaries to estimate the share of disability claimants able to do work-related activity. We estimate that 13 percent of current DI beneficiaries are capable of work-related activity. Furthermore, other characteristics of these higher-functioning beneficiaries are positively correlated with employment, making them an appropriate target for return to work interventions.

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Dissertação de Mestrado, Ciências Económicas e Empresariais, 18 de Julho de 2016, Universidade dos Açores.

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As an effect of marketisation, the importance of workplace learning in Germany has increased. The article follows up on the long-standing discourse around the question of how economic and pedagogical ideals interact in this context. In order to develop a theoretical framework for empirical research, three major positions of the discipline of business ethics are introduced. Business ethics in more abstract ways deals with the very same question, namely how do ideas such as profit orientation interact with other norms and values? The new perspectives show that the discourse has been hitherto based on a specific understanding of economy. In order to derive an empirical answer to the research question, the question is re-formulated as follows: Which values are inherent in the decisions taken? Consequently, it suggests using the concept of ‘rationalities of justification’ for empirical research. The article shows how this concept can be applied by conducting a test run. (DIPF/Orig.)

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Since the emergence of software engineering in the late 1960's as a response to the software crisis, researchers throughout the world are trying to give theoretical support to this discipline. Several points of view have to be reviewed in order to complete this task. In the middle 70's Frederick Brooks Jr. coined the term "silver bullet" suggesting the solution to several problems rela-ted to software engineering and, hence, we adopted such a metaphor as a symbol for this book. Methods, modeling, and teaching are the insights reviewed in this book. Some work related to these topies is presented by software engineering researchers, led by Ivar Jacobson, one of the most remarkable researchers in this area. We hope our work will contribute to advance in giving the theoretieal support that software engineering needs.

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A presente dissertação apresenta a análise da eficácia de regimes de proteção, nomeadamente fisioterapia e alterações no posto de trabalho, aplicados a operadores que sofrem ou sofreram de lesões músculo-esqueléticas relacionadas com o trabalho, do membro superior, numa amostra de operadores de uma empresa da indústria, composta por 41 homens e 14 mulheres, com idades compreendidas entre os 28 e os 53 anos. Ao longo do estudo foi aplicada uma compilação de questionários que avaliavam a perceção dos operadores no que diz respeito à incapacidade do membro superior e à prática de atividade física. No final da análise verificou-se que houve uma melhoria na capacidade funcional dos operadores após terem sido sujeitos a regimes de proteção, no entanto não se verificaram diferenças estatisticamente significativas quando comparada com as variáveis sociodemográficas. Foi recolhido o score de risco dos postos avaliados e na sua maioria, o nível de risco identificado era baixo, com algumas exceções. Ao longo do estudo, a adesão dos operadores foi muito positiva, mas alguns mostraram desânimo pois sentiam que os seus problemas não estavam a ser tratados convenientemente, segundo os seus pontos de vista. No final da dissertação são apresentadas as limitações do estudo e algumas propostas futuras.

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O presente relatório de estágio é uma análise reflexiva do processo de estágio pedagógico, inserido no Mestrado de Ensino de Educação Física dos Ensinos Básico e Secundário, pertencente à Faculdade de Motricidade Humana. Este estágio decorre na Escola Secundária Braamcamp Freire (ESBF), tendo como linhas orientadoras o Guia de Estágio Pedagógico de 2015/2016. Este explica as competências a adquirir ao longo do processo nas quatro áreas de intervenção. Na área 1 – Organização e Gestão do Ensino e Aprendizagem, Relação entre Planeamento, Condução e Avaliação. Na área 2 – Inovação e Investigação Pedagógica, está a ser desenvolvido um projeto de formação de professores relacionado com os critérios de avaliação utilizados na Área das Atividades Físicas, e a validade e fiabilidade da observação entre professores. Na área 3 – Participação na Escola, colaboração com o Núcleo de Voleibol que apesar de ser feminino e masculino em simultâneo, o meu foco será no núcleo masculino, e ainda na organização e colaboração de todas as atividades desenvolvidas pelos professores da Área Disciplinar de Educação Física. Na área 4 – Relação com a comunidade, trabalho conjunto com a Diretora de Turma no que diz respeito a todas as tarefas inerentes à função e ainda na coadjuvação e planeamento da disciplina de Cidadania. Em cada uma das áreas será feita uma descrição e reflexão sobre as minhas ações e práticas, as dificuldades com que me deparei e as soluções encontradas para ultrapassar os obstáculos que foram surgindo. No final, realizarei um balanço reflexivo sobre todo o meu processo de estágio referindo o contributo do mesmo para a minha formação e quais as bases criadas para o contínuo desenvolvimento que pretendo levar a cabo no futuro.

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Objective: The term grief, from the French term grever, which means “to burden, to oppress”, can be deined as the process through which a person must go due to the loss of a loved one. We present a case of grief elaboration in a patient and his family that face a terminal illness. Clinical case: The patient is a 51-year-old man diagnosed with stage T4a N2b M1 colon adenocarcinoma. He came to the Department of Psycho-Oncology presenting depressive symptoms, marital and family issues associated with a medical condition, and work related issues. Conclusions: The patient was diagnosed with a secondary major depressive disorder episode in reaction to his medical condition. He was prescribed anti-depressive treatment, and family psychotherapy was recommended for grief elaboration.

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Numerous scholars have accumulated evidence on the positive effects that employees' organizational justice perceptions exert on work-related outcomes such as affective commitment. However, research still lacks understanding of the underlying mechanisms connecting the two constructs. In this article we aim to narrow this gap by examining the concept of psychological ownership as a possible mediator between organizational justice perceptions and affective commitment. Investigating a sample of 619 employees, we find distributive justice to be positively related to psychological ownership, and observe psychological ownership as a full mediator of the distributive justice and affective commitment relationship. These insights offer a new explanation in understanding the justice-commitment connection, contributing to both organizational justice and psychological ownership literature and opening up ways for promising future research

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This dissertation consists of four studies examining two constructs related to time orientation in organizations: polychronicity and multitasking. The first study investigates the internal structure of polychronicity and its external correlates in a sample of undergraduate students (N = 732). Results converge to support a one-factor model and finds measures of polychronicity to be significantly related to extraversion, agreeableness, and openness to experience. The second study quantitatively reviews the existing research examining the relationship between polychronicity and the Big Five factors of personality. Results reveal a significant relationship between extraversion and openness to experience across studies. Studies three and four examine the usefulness of multitasking ability in the prediction of work related criteria using two organizational samples (N = 175 and 119, respectively). Multitasking ability demonstrated predictive validity, however the incremental validity over that of traditional predictors (i.e., cognitive ability and the Big Five factors of personality) was minimal. The relationships between multitasking ability, polychronicity, and other individual differences were also investigated. Polychronicity and multitasking ability proved to be distinct constructs demonstrating differential relationships with cognitive ability, personality, and performance. Results provided support for multitasking performance as a mediator in the relationship between multitasking ability and overall job performance. Additionally, polychronicity moderated the relationship between multitasking ability and both ratings of multitasking performance and overall job performance in Study four. Clarification of the factor structure of polychronicity and its correlates will facilitate future research in the time orientation literature. Results from two organizational samples point to work related measures of multitasking ability as a worthwhile tool for predicting the performance of job applicants.

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Technological Education is a subject where students acquire knowledge and technical skills, which will enable them to analyse and resolve specific situations and will prepare them for an increasingly technological world. This course requires students to gain knowledge and know-how such that motivation and commitment are crucial for the development of classroom projects and activities. It is in this context that traditional toys come up in this study as catalysts for motivation and student interest. Thus, the aim of the research performed is to understand whether the units of work related to traditional toys promote the students’ motivation and commitment on Technological Education. In terms of methodology, we carried out an exploratory research of qualitative nature, based on semi-structured interviews with teachers and students in the 2nd cycle of basic education at five schools in the municipality of Viseu, Portugal. Nine teachers and forty-five Technological Education students, aged between 10 and 12 years, attending the 5th and 6th years of schooling participated. Content analysis of the answers revealed that the implementation of units of work involving the construction of traditional toys are conducive to students’ motivation and commitment, constituting an added value in Technological Education. As this is a classroom project, it allows students to apply technical knowledge they have acquired. Thus, starting from a first idea, it allows them to experience all of the stages of toy building, from conception to completion, contributing to greater student satisfaction in the teaching-learning process.

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This is a redacted version of the the final thesis. Copyright material has been removed to comply with UK Copyright Law.