985 resultados para Efficiency and performance


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The authors propose a conceptual model of the psychic distance–organizational performance relationship that incorporates organizational factors (international experience and centralization of decision making), entry strategy, and retail strategy implications. The findings suggest that when entering psychically distant markets, retailers should adopt low-cost/low-control entry strategies and adapt their retail strategy to a greater extent than in psychically close markets. However, the authors find that such strategic responses have an adverse effect on performance. They find that international experience, psychic distance, entry strategy, and retail strategy adaptation are significant drivers of organizational performance and factors that determine critical success in international retailing.

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Market orientation and innovation orientation are two concepts that seem to contradict each other. Whether they intend to or not, firms adopt a strategic mode of focus, a way of directing efforts towards markets, products, both, or neither. However, little information exists on whether managers within these organizations are content with the strategic archetype they have adopted, and if not, what their preferred mode of focus would be. This paper reports the results of a study that identified the modes of focus of South African firms as perceived by senior marketing managers, and then matched these to their preferences. Limitations are identified, implications for management singled out, and avenues for future research highlighted.

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This cross-sectional study goes beyond the traditional performance evaluation of managed funds and extends the literature to consider fund-specific attributes that influence performance. Using a sample of 168 Australian open-ended equity funds, the risk adjusted performance is measured using three alternative evaluation techniques. We find that funds with higher management fees and long fund history have contributed to the underperformance. Along with the traditional attributes identified by the literature, market capitalisation of the security held by the fund is included as a unique attribute with significant results, indicating that funds targeting small capitalisation companies display superior performance.

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Many organisational scholars claim that interpersonal trust between managers and subordinates will bring about a number of positive organisational outcomes including enhanced job performance in subordinates. Recent management accounting literature implies that the trust's positive effect on performance is achieved by using trust-based controls such as 'social control'. While the former indicates a direct positive relationship between trust and performance, the latter indicates an indirect positive relationship between trust and performance through controls. Whether the trust's relationship with performance is direct or indirect is particularly important issue for management accountants because of the possible implications of the nature of the relationship for the design and exercise of management control in organisations.

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The effects of different amounts of mental practice on the performance of a motor skill were studied. Research supports the effectiveness of mental practice on performance; however, little is known about how much practice is needed and whether there is an optimal amount for these practice effects. Participants, 209 students ages 18 to 44 years (M = 20.5, SD = 2.9), completed a pre- and posttest of dart throwing with the nonpreferred hand. In the practice phase, participants completed either 25 (Mental Practice 25), 50 (Mental Practice 50), or 100 (Mental Practice 100) trials of the darts task or 50 trials of a catching task (Catching Task). Performance for all groups improved from pre- to posttest. Improvements for the three mental practice groups were greater than for the Catching Task group; however, there were no differences for the three Mental Practice groups. The findings support the positive effect of mental practice over a control condition and suggest that small amounts of mental practice may be sufficient for performance improvements, at least for a simple motor skill.

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Aim: To document sub-Saharan African migrants' and teachers' reaction to and acceptance of findings from African Migrant Capacity Building and Performance Appraisal initiative, and to examine the implications for any community-based obesity prevention program.

Methods: Two community forums were organised to discuss the research findings: one with 45 African community leaders from various African communities in Melbourne; and the other with 17 primary and secondary teachers from English Language Schools and Centres across Victoria. The dissemination focused on highlighting the rapid weight gain and obesity risks observed among African migrant children.

Results: Sub-Saharan African migrants' reaction to the findings was that of pride and satisfaction with large body size, seeing it as a job well done, reflecting their perceptions that obesity is not a disease. In addition, they highlighted the intergenerational conflict related to body size ideals between parents and teenage offspring, with the latter preferring model-like Australian body sizes.

Conclusion: Further research is required to examine the association between shifting preferences in body ideals and obesity among traditional communities, such as sub-Saharan African migrants. The understanding of how changes in body image perceptions may influence eating and exercise behaviours among sub-Saharan African migrants would assist in the development of obesity-related preventive interventional programs for this at-risk population.

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Dietary fatty acids are known to modulate fatty acid metabolism in fish. However, the innate capability of fish to bioconvert short chain fatty acids to health promoting long chain fatty acids (LCPUFA) is insufficient to compensate for a reduced dietary intake. While many studies have focused on the dietary regulation of the fatty acid bioconversion pathways, there is little known regarding the effects of the dietary levels of C18 polyunsaturated fatty acids (PUFA) on fatty acid metabolism. Here, we show a greater degree of apparent enzyme activity (Δ-6 desaturase) in fish fed a diet with higher amounts of dietary C18 PUFA. In particular, fish receiving high amounts of dietary C18 PUFA had a greater amount of Δ-6 desaturase activity acting on 18:3n-3 than 18:2n-6. However, with the gradual reduction of dietary C18 PUFA there was a shift in substrate preference of Δ-6 desaturase from 18:3n-3 to 18:2n-6. This information will provide valuable insight for the implementation of low fish oil diets, which permit the maintenance of n-3 LCPUFA levels in farmed Murray cod.

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Purpose – The purpose of this paper is to improve educator knowledge of the antecedents and consequences of blended learning in higher education.

Design/methodology/approach – A longitudinal case study approach is adopted. Three case studies each involve tracking a student evaluations of teaching (SET) measure (willingness to recommend) and grade point average for three subjects from the same business discipline over six years. The cases involve comparison of: a business subject taught solely online; a business subject where experimentation in the blend of face-to-face teaching and learning is involved; and a business subject where face-to-face teaching is primarily used, and where in the most recent iteration online content supplements the learners' experiences.

Findings – The findings suggest that there are situations where integrated use of blended learning involving face-to-face teaching, digital media and digital communication with simple navigation between the content items leads to positive student perceptions. This is in contrast to negative student perceptions in the situation where learners must navigate in online learning, and where there is little or no face-to-face instruction. While not examined in detail, nor part of the research question, it is not surprising to find no relationship between learning mode and grade point averages is evidenced.

Research limitations/implications – The effects of prior computer literacy and language proficiency across the students used in this study, and potential demographic and experiential differences between on-campus and off-campus students are not controlled for. Additionally, only three business subjects are investigated and it is recognised that there is a need for a broader study. Finally, with response levels to the university-controlled SET that typically range between 20-43 per cent for these large subjects, there is possible non-response bias that it was not possible to counter over the six years involved.

Practical implications –
The findings in this study suggest that while blended learning offers many benefits to higher education institutions and learners alike, care needs to be taken in the manner in which such approaches are implemented in light of possible negative learner perceptions where a less traditional approach is taken.

Originality/value –
A major contribution of this study is the fact that experimentation has taken place in terms of the degree of face-to-face and online learning that have been blended in at least one subject (case study two), and the fact that the SET for this subject are compared, longitudinally, with two other subjects which lie on either side of this subject in terms of the extent of online and face-to-face teaching and learning employed – 100 per cent online in case study one and almost 100 per cent face-to-face in case study three.