1,619 research outputs found

    Paper Session II-A - Satisfying User Requirements - Space and the Operational Commander

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    In the past, satellites were designed without adequately discussing issues with the users. This is an extremely poor business practice; if the acquisition community were a competitive business, that attitude would be considered a precursor to failure. A change in attitude comparable to the customer awareness inherent in a competitive environment would have several positive benefits. First, product design would be tailored to the customer\u27s real needs. Second, this awareness would foster searching out the most cost-effective (in terms of time, money, technology, etc.) methods of providing equipment

    Team Cognitive Ability as a Predictor of Team Performance

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    This manuscript presents two studies of the relationship between team cognitive ability (average Scholastic Aptitude Test score of team members) and team performance (a subjective coach\u27s evaluation and an objective measure using Sagarin\u27s Power Rankings) among NCAA Division 1 Men\u27s Basketball teams. Study 1 was conducted following the 1991-92 season whereas Study 2 was conducted during the 1993-94 season. Both studies indicated that team cognitive ability was significantly related to the coach\u27s evaluation but not to the power ranking measure, and that team strategy moderated the relationship between cognitive ability and the coach\u27s evaluation of performance. Cognitive ability moderated the relationship between team strategy and power ranking, but the nature of the interaction was different across the two studies

    Physical Therapy Awareness and Referral Patterns of Physicians in North Dakota

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    Recent trends in healthcare reinforce the idea that interdisciplinary teams are essential for quality patient care. Optimal team function requires respect and communication among team members as well as knowledge of their roles. The purpose of this ·study is to assess physician knowledge and referral patterns of physical therapy. Subjects in this study included 200 physicians of varying specialty areas from North Dakota. Physician knowledge and referral patterns were assessed through a questionnaire. Results were analyzed according to descriptive and analytical statistics, and were shared with University of North Dakota faculty and the North Dakota chapter of the American Physical Therapy Association. This study sheds light on areas within the field of physical therapy which are poorly understood and utilized. It is hoped that with increased physician awareness more patients will have access to physical therapy servIces

    Impact of Information Technology on Employee Attitudes: A Longitudinal Field Study

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    This longitudinal study examined the impact of an information technology system on the job and employee attitudes in a parts distribution center for a Fortune 500 company. Data were collected prior to, during, and following the implementation of an automated information technology system. Results of both the within subjects (N=24) and between subjects (N=58) analyses indicated that the automated technology reduced motivational and increased mechanistic aspects of the job as well as reduced employee attitudes

    The electronic Hamiltonian for cuprates

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    A realistic many-body Hamiltonian for the cuprate superconductors should include both copper d and oxygen p states, hopping matrix elements between them, and Coulomb energies, both on-site and inter-site. We have developed a novel computational scheme for deriving the relevant parameters ab initio from a constrained occupation local density functional. The scheme includes numerical calculation of appropriate Wannier functions for the copper and oxygen states. Explicit parameter values are given for La2CuO4. These parameters are generally consistent with other estimates and with the observed superexchange energy. Secondly, we address whether this complicated multi-band Hamiltonian can be reduced to a simpler one with fewer basis states per unit cell. We propose a mapping onto a new two-band effective Hamiltonian with one copper d and one oxygen p derived state per unit cell. This mapping takes into account the large oxygen-oxygen hopping given by the ab initio calculations

    The Role of Human Resource Practices in Petro-Chemical Refinery Performance

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    This study examined the impact of Human Resource (HR) practices (selection, training, compensation, and appraisal) and participation on the financial performance of U.S. petrochemical refineries. Survey results from HR and Operations respondents indicated that appraisal and training were significantly related to workforce skills and that training and compensation were marginally related to workforce motivation. In addition, only training was significantly related to refinery performance, although the relationship was negative. However, selection, compensation, and appraisal interacted with participation in determining refinery financial performance such that each of these practices were strongly positively related to financial performance only under highly participative systems. Implications are discussed

    Strategy, Core Competence and HR Involvement as Determinants of HR Effectiveness and Refinery Performance

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    This study examined the impact strategy, core competence, and involvement of HR executives in strategic decision making on the refinery managers\u27 evaluation of the effectiveness of HR and refinery performance among 86 U.S. petro-chemical refineries. Survey results indicated that higher involvement of HR in organizational strategy was strongly related to perceptions of HR effectiveness, and that the relationship was strongest to the extent that refineries pursued a product innovation strategy and viewed skilled employees as their core competence. HR involvement was unrelated to refinery performance, but was actually negatively related to the extent that refineries emphasized efficient production as their core competence

    Comparing Line and HR Executives’ Perceptions of HR Effectiveness: Services, Roles, and Contributions

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    This study compared HR and line executives’ evaluations of the effectiveness of the HR function in terms of its service delivery, roles, and contributions to the firm. Survey responses from 44 HR and 59 line executives from 14 companies indicated that (a) HR executives consistently rated the functions effectiveness higher than did line executives, and (b) the greatest differences were observed on the more important and/or strategic aspects of HR. Implications are discussed
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