941 resultados para perceived environmental uncertainty


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'Risk Criticism: Reading in an Age of Manufactured Uncertainties' is a study of literary and cultural responses to global environmental risk that offers an environmental humanities approach to understanding risk in an age of unfolding ecological catastrophe. In 2015, the Bulletin of the Atomic Scientists re-set its iconic Doomsday Clock to three minutes to midnight, as close to the apocalypse as it has been since 1953. What pushed its hands was, however, not just the threat of nuclear weapons, but also other global environmental risks that the Bulletin judged to have risen to the scale of the nuclear, including climate change and innovations in the life sciences. If we may once have believed that the end of days would come in a blaze of nuclear firestorm (or the chill of the subsequent nuclear winter), we now suspect that the apocalypse may be much slower, creeping in as chemical toxin, climate change, or bio- or nano- technologies run amok. Taking inspiration from the questions raised by the Bulletin’s synecdochical “nuclear,” 'Risk Criticism' aims to generate a hybrid form of critical practice that brings “nuclear criticism”—a subfield of literary studies that has been, since the Cold War, largely neglected—into conversation with ecocriticism, the more recent approach to environmental texts in literary studies. Through readings of novels, films, theater, poetry, visual art, websites, news reports, and essays, 'Risk Criticism' tracks the diverse ways in which environmental risks are understood and represented today.

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Purpose. Ecological models highlight the importance of environmental influences. We examined associations of coastal versus noncoastal location and perceived environmental attributes with neighborhood walking, total walking, and total activity. Methods. Telephone interviews with 800 faculty and general staff of an Australian university. Results. Men were significantly more likely to walk in their neighborhood if they lived in a coastal location (odds ratio [OR] = 1.66), and they highly rated environmental aesthetics (OR = 1.91), convenience of facilities (OR = 2.20), and access to facilities (OR = 1.98). For women, neighborhood walking was associated with high ratings of convenience (OR = 3.78) but was significantly less likely if they had high ratings for access (OR = 0.48). For total walking and total physical activity, few significant associations emerged. Conclusions. Environmental attributes were related to walking in the neighborhood but not to more general activity indices. Understanding gender-specific environmental correlates of physical activity should be a priority.

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Purpose: The purpose of this paper is to investigate the relations between perceived business uncertainty (PBU), use of external risk management (RM) consultants, formalisation of RM, magnitude of RM methods and perceived organisational outcomes. Design/methodology/approach: This paper is based on a questionnaire survey of members of the Chartered Institute of Management Accountants in the UK. Using AMOS 17.0, the paper tests the strength of the direct and indirect effects among the variables and explores the fit of the overall path model. Findings: The results indicate significant and positive associations exist between the extent of PBU and the level ofRMformalisation, as well as between the level ofRMformalisation and the magnitude of RMmethods adopted. The use of externalRMconsultants is also found to have a significant and positive impact on the magnitude of RM methods adopted. Finally, both the extent of RM formalisation and the magnitude of RM methods adopted are seen to be significantly associated with overall improvement in organisational outcomes. Research limitations/implications: The study uses perceptual measures of the level of business uncertainty, usage of RM and organisational outcomes. Further, the respondents are members of a management accounting professional body and the views of other managers, such as risk managers, who are also important to the governance process are not incorporated. Originality/value: This study provides empirical evidence on the impact ofRMdesign and usage on improvements in organisational outcomes. It contributes to the RM literature where empirical research is needed in order to be comparable with the traditional management control system literature.

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Dynamically adaptive systems (DASs) are intended to monitor the execution environment and then dynamically adapt their behavior in response to changing environmental conditions. The uncertainty of the execution environment is a major motivation for dynamic adaptation; it is impossible to know at development time all of the possible combinations of environmental conditions that will be encountered. To date, the work performed in requirements engineering for a DAS includes requirements monitoring and reasoning about the correctness of adaptations, where the DAS requirements are assumed to exist. This paper introduces a goal-based modeling approach to develop the requirements for a DAS, while explicitly factoring uncertainty into the process and resulting requirements. We introduce a variation of threat modeling to identify sources of uncertainty and demonstrate how the RELAX specification language can be used to specify more flexible requirements within a goal model to handle the uncertainty. © 2009 Springer Berlin Heidelberg.

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The relationship between uncertainty and firms’ risk-taking behaviour has been a focus of investigation since early discussion of the nature of enterprise activity. Here, we focus on how firms’ perceptions of environmental uncertainty and their perceptions of the risks involved impact on their willingness to undertake green innovation. Analysis is based on a cross-sectional survey of UK food companies undertaken in 2008. The results reinforce the relationship between perceived environmental uncertainty and perceived innovation risk and emphasise the importance of macro-uncertainty in shaping firms’ willingness to undertake green innovation. The perceived (market-related) riskiness of innovation also positively influences the probability of innovating, suggesting either a proactive approach to stimulating market disruption or an opportunistic approach to innovation leadership.

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El presente documento constituye un estudio de caso que se desarrolló de acuerdo a los lineamientos planteados en el Plan Nacional de Desarrollo 2010 – 2014 “Prosperidad para todos”, en la que el Gobierno define que se deben otorgar 1.000.000 de soluciones de vivienda a nivel nacional en este periodo presidencial, de las cuales 254.920 soluciones son responsabilidad del Fondo Nacional del Ahorro. Por lo tanto, se analizan las estrategias que ha venido desarrollando el FNA con el propósito de proponer alternativas que permitan a la alta dirección de la entidad tomar decisiones coherentes con los modelos de promoción de vivienda, los cuales han estado alineados con el cumplimiento de los objetivos definidos por el Gobierno Nacional en el eje central de vivienda.

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El siguiente trabajo de grado se realiza con el fin de proponer un indicador cuantitativo que muestre el nivel de turbulencia existente al interior de un sector de la economía. Se tiene en cuenta dicho fenómeno ya que al entenderlo, permite a los directivos tener una mayor claridad del entorno que los rodea y por ende realizar una mejor toma de decisiones. Con el fin de proponer las herramientas más adecuadas se realiza una revisión de la literatura considerada más apropiada. Al final del documento se muestran las herramientas para la medición del nivel de turbulencia sectorial, al igual que sus limitaciones y pautas para futuras investigaciones.

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En la permanente búsqueda de mejores condiciones que las organizaciones realizan con el propósito de dar respuesta a los cambios del entorno y la complejidad de la interacción con las organizaciones del mismo sector, se encuentra necesario identificar las características que les permiten a estas, sobrevivir, mantenerse en el mercado o crecer en él. En este orden de ideas, en este documento se desarrolla la caracterización de la forma como dos organizaciones importantes y líderes del sector asegurador en Colombia: Seguros Bolívar y Suramericana de Seguros, compiten, desde el punto de vista comercial, con el propósito de identificar como esto influye en cada organización. La investigación se centró en explicar a partir de los autores revisados y analizados con respecto al concepto de la competencia, en particular, la forma como se enfrenta la organización al entorno tanto interno como externo, la influencia de cada organización según su estructura, su importancia, la disponibilidad de los recursos necesarios para desarrollar sus actividades, el impacto y las implicaciones organizacionales a partir de la forma cómo se enfrenta el entorno. Para lo anterior y con base a la revisión conceptual, se realizó la recolección de datos y cifras tanto de las organizaciones como del sector al cual pertenecen, adicionalmente se realizaron entrevistas tanto estructuradas como semi estructuradas al área de ventas, debido a que es el área de las organizaciones encargada de generar estrategias de ventas, posicionar productos en el mercado, identificar el perfil del consumidor, conocer y comprender el mercado y la competencia. Lo anterior con el fin de caracterizar a las organizaciones analizadas, determinando cómo responden a la competencia y al entorno, para finalmente establecer cuáles son los comportamientos recurrentes, similares y diferentes entre ellas. Por lo tanto, los resultados obtenidos en la investigación permiten establecer si dos empresas con estructuras, tamaño y participación en el mercado similares compiten de igual forma y que implicación tiene esto en el comportamiento organizacional.

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This paper examines the independent variables of perceived environmental uncertainty (PEU) and the cultural beliefs of collectivism/individualism between two countries, Australia and South Africa. These countries were chosen because Australia is a stable democracy and South Africa is an emerging democracy which is undergoing significant political, social and economic transformation. The purpose of this paper is to determine whether accountants' commitment to an organisation is associated with perceived environmental uncertainty, collectivism and nationality.

The results of this study suggest that individuals' organizational commitment is associated with nationality (South African and Australian) and that relationship is associated with their cultural beliefs (collectivism/individualism) and an environmental variable, perceived environmental uncertainty.

This research is regarded as important in that multi-national organisations operating in different political and social environments may choose to use different means to ensure the maximum organisational commitment from their employees, in particular, those who are professional accountants.

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The purpose of this paper is to examine the demographic variables of age and gender in conjunction with three independent variables: Internal versus external locus of control personality dimension, individualist versus collectivist personality dimension, and perceived environmental uncertainty and to relate same to the professional commitment (PC) of financial planners in Australia. A questionnaire was used to survey a sample of 312 financial planners nationally, with a 36% response rate and statistically significant results. At the 90% confidence level (p=0.10) respondents over the age of 35 demonstrated no difference between their levels of professional commitment than did those under the age of 35, while at the same level of confidence, females demonstrated a statistically significant higher level of PC than did their male counterparts. Respondents with an external locus of control displayed lower levels of PC (p=0.10) that those with an internal locus of control. These findings contribute to our understanding of the professional commitment of financial planners, and are important from a public policy perspective in an era of increasing attention to, and likely increased regulation of, the financial planning industry.

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The purpose of this paper is to examine the demographic variables of age and gender in conjunction with three independent variables: Internal versus external locus of control personality dimension, individualist versus collectivist personality dimension, and perceived environmental uncertainty and to relate same to the professional commitment (PC) of financial planners in Australia. A questionnaire was used to survey a sample of 312 financial planners nationally, with a 36% response rate and statistically significant results. At the 95% confidence level (p=0.05) respondents over the age of 35 demonstrated no difference between their levels of professional commitment than did those under the age of 35, while at the same level of confidence, females demonstrated no statistically significant difference in their level of PC than did their male counterparts. Respondents with an external locus of control displayed lower levels of PC (p=0.05), than those with an internal locus of control but these were not statistically significant. These findings contribute to our understanding of the professional commitment of financial planners, and are important from a public policy perspective in an era of increasing attention to, and likely increased regulation of, the financial planning industry.

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The purpose of this paper is to determine whether the demographic variables of age, gender and length of service, and the levels of the three independent variables of internal versus external locus of control personality dimension, individualist versus collectivist personality dimension, and perceived environmental uncertainty can be shown to be related to the organisational commitment (OC) and professional commitment (PC) of financial planners in Australia. The financial planners employed by one major Australian bank, during the period November to December, 2004 were surveyed using an instrument derived from established questionnaires. It was mailed nationally to 312 financial planners. A response rate of 36% was achieved, equating to 113 useable responses. The analyses revealed no statistically significant results at the 95% confidence level (p=0.05), that the level of OC and PC for respondents over the age of 35 differed from those under the age of 35. At the same level of confidence, females demonstrated a statistically significant higher level of OC than did their male counterparts, however there was no difference between their levels of PC. Financial planners employed for a period of over 3 years showed no difference in their levels of OC or PC than those employed for a period of less than 3 years (p=0.05). Respondents with an external locus of control displayed  statistically significant lower levels of OC than those with an internal locus of control, however there was no difference between these groups in their levels of PC (p=0.05). Such findings contribute to our understanding of the organisational and professional commitment of financial planners, and have implications for employers in terms of hiring and retention of employees. The analyses are also important from a public policy perspective in an era of increasing attention to, and likely increased regulation of, the financial planning industry.

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This thesis explores efforts to conjoin organisational contexts and capabilities in explaining sustainable competitive advantage. Oliver (1997) argued organisations need to balance the need to conform to industry’s requirements to attain legitimization (e.g. DiMaggio & Powell, 1983), and the need for resource optimization (e.g. Barney, 1991). The author hypothesized that such balance can be viewed as movements along the homogeneity-heterogeneity continuum. An organisation in a homogenous industry possesses similar characteristics as its competitors, as opposed to a heterogeneous industry in which organisations within are differentiated and competitively positioned (Oliver, 1997). The movement is influenced by the dynamic environmental conditions that an organisation is experiencing. The author extended Oliver’s (1997) propositions of combining RBV’s focus on capabilities with institutional theory’s focus on organisational context, as well as redefining organisational receptivity towards change (ORC) factors from Butler and Allen’s (2008) findings. The authors contributed to the theoretical development of ORC theory to explain the attainment of sustainable competitive advantage. ORC adopts the assumptions from both institutional and RBV theories, where the receptivity factors include both organisational contexts and capabilities. The thesis employed a mixed method approach in which sequential qualitative quantitative studies were deployed to establish a robust, reliable, and valid ORC scale. The adoption of Hinkin’s (1995) three-phase scale development process was updated, thus items generated from interviews and literature reviews went through numerous exploratory factor analysis (EFA) and confirmatory factor analysis (CFA) to achieve convergent, discriminant, and nomological validities. Samples in the first phase (semi structured interviews) were hotel owners and managers. In the second phase, samples were MBA students, and employees of private and public sectors. In the third phase, samples were hotel managers. The final ORC scale is a parsimonious second higher-order latent construct. The first-order constructs comprises four latent receptivity factors which are ideological vision (4 items), leading change (4 items), implementation capacity (4 items), and change orientation (7 items). Hypotheses testing revealed that high levels of perceived environmental uncertainty leads to high levels of receptivity factor. Furthermore, the study found a strong positive correlation between receptivity factors and competitive advantage, and between receptivity factors and organisation performance. Mediation analyses revealed that receptivity factors partially mediate the relationship between perceived environmental uncertainty, competitive advantage and organisational performance.

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There has been a growing interest in environmental initiatives to reduce sedentary behaviour. A few existing studies on this topic are mostly cross-sectional, focused on the general adult population, and examining neighbourhood walkability. This study examined associations of perceived environmental attributes with change in TV viewing time over seven years among older Australian adults in the Australian Diabetes, Obesity and Lifestyle (AusDiab) study.