175 research outputs found

    Private And Public Sector Ethics

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    Differences between public and private-sector organizations were proposed to lead to different ethical perceptions, principles and judgments.  As expected, employees working in the public and private sector and enrolled in a night MBA program did display significantly different ethical judgments that appeared to be partially, but not completely explained by significant differences in the ethical principles they reported emphasizing. Ethical decision-making models suggest, as we do, that differing ethical perceptions also played a part in the different judgments found

    Manager And Business Student Work Goals: Implications And Recommendations For Educators

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    The correspondence between work goals, work requirements, and available organizational rewards is a primary determinant of job satisfaction and motivation and is also likely to impact job performance. Research suggests managers’ but not business students’ work goal priorities are well matched with the work requirements and available rewards of modern business organizations. Educational implications are discussed and recommendations are made to increase students’ understanding of the importance and impact of work goals in modern organizations and to facilitate their adjustment to the reward conditions and work requirements that they are likely to face in these organizations. The recommended work goal and adjustment module, which is integrated into the topic of motivation, is also expected to increase student understanding and interest in the motivation material by encouraging students to apply it to work adjustment and by helping them more personally relate to the motivation principles applied

    A Monte Carlo Study of Efficiency Estimates from Frontier Models

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    Parametric stochastic frontier models yield firm-level conditional distributions of inefficiency that are truncated normal. Given these distributions, how should one assess and rank firm-level efficiency? This study compares the techniques of estimated (a) the conditional means of inefficiency and (b) probabilities that firms are most or least efficient. Monte Carlo experiments suggest that the efficiency probabilities are more reliable in terms of mean absolute percent error when inefficiency has large variation across firms. Along the way we tackle some interesting problems associated with simulating and assessing estimator performance in the stochastic frontier environment

    Business Student And Practitioner Work Goals And Their Implications

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    The correspondence between individual work goals and available organizational rewards is a primary determinant of job satisfaction and motivation and is also likely to impact job performance. Differences between upper and lower division business students’ work goals suggest that changes had occurred as the students progressed through the curriculum that are likely to be functional for their work adjustment in modern organizations affected by current trends in job and organization design. However, some student priorities remained poorly matched with the available rewards and work requirements they are likely to find in these organizations.  The mismatched priorities contrasted sharply with those displayed by U.S. managers in a previous study

    A Low-cost Novel Optical Sensor for In Situ Water Quality Monitoring

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    With increasing environmental pressure due to global climate change, increases in global population and the need for sustainable obtained resources, water resources management is critical. In-situ sensors are fundamental to the management of water systems by providing early warning, forecasting and baseline data to stakeholders. To be fit-for-purpose, monitoring using in-situ sensors has to be carried out in a cost effective way and allow implementation at larger spatial scales. If networks of sensors are to become not only a reality but common place, it is necessary to produce reliable, inexpensive, rugged sensors integrated with data analytics. In this context, the aim of this project was to design and develop a low cost, robust and reliable optical sensor which capable of continuous measurement of chemical and physical parameters in aquatic environments. An iterative engineering design method cycling between sensor design, prototyping and testing was used for the realisation and optimisation of the sensor. The sensor can provide absorption, scatter, and fluorescence readings over a broad spectral range (280nm to 850nm) and temperature readings in real-time using a suite of optical sensors (CMOS Spectrometers and photodiode detector), custom designed LED array light source and a digital temperature probe. Custom electronics and firmware were developed to control the sensor and facilitate data transmission to an external network. Sensor electronics are housed in a marine grade watertight housing; the optical components are mounted inside a custom designed 3D-printed optical head which joins with the sensor housing. The sensor is capable of measuring a range of optical parameters and temperature in a single measurement cycle. Sensor analytical performance was demonstrated in the laboratory, for detection and quantification of turbidity using analytical standards and in the field by comparison with a commercially available multi- parameter probe (YSI, EXO 2). The laboratory and field trials demonstrate that the sensor is fit-for-purpose and an excellent tool for early warning monitoring by providing high frequency time-series data, operate unattended in-situ for extended periods of times and capture pollution events

    Social Class

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    Discussion of class structure in fifth-century Athens, historical constitution of theater audiences, and the changes in the comic representation of class antagonism from Aristophanes to Menander
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