1,720,998 research outputs found

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis

    Negative work-family/family-work spillover and well-being across Europe in the hospitality industry: The role of perceived supervisor support

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    Employees in the fast-growing tourism sector must juggle work-family responsibilities with negative implications for well-being (Erden, & Bayazit, 2017). While the tourism literature highlights that general work-family conflict (or spillover) negatively affects well-being, there is scant literature distinguishing between the impact of negative work-family spillover, NWFS (i.e. when the direction is from work to the family domain) and negative family-work spillover, NFWS (i.e. when the direction is from the family to the work domain) on job well-being. There is also scant literature studying these two types of conflict differentiating both by gender and work status (part time and full time) and exploring the moderating role of perceived supervisor support. To fill this gap in the literature, we analyse a sub-sample of 1.494 from the most recent version of the European Working conditions Survey (6th EWCS-2015). We find a significant impact of perceived supervisor support on employee’s job well-being and provide empirical evidence of the existence of differences in the impact of work-family spillover, the role of perceived supervisor support and its moderating role on employees’ job well-being. These differences mainly respond to (i) work status (ii) conflict direction and (ii) gender.This version is the accepted manuscript. The final version is available at: https://doi.org/10.1016/j.tmp.2018.01.00

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Author Index

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    koamabayili/VECTRON-author-checklist: VECTRON author checklist

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    We have done our best to complete the author checklist relating to the use of animals in the hut study. Note that the objective for the hut study was to evaluate the IRS treatment applications for residual efficacy against Anopheles mosquitoes, including the local An. coluzzii mosquito population. Cows were only used to attract mosquitoes into the huts and no tests were carried out directly on the cows. The author checklist is intended for use with studies where experiments are carried out on animals, which is why we have had such difficulty in completing this for the hut study, as many of the questions do not relate to how the cows were used

    Labour inputs substitution during corporate restructuring: a translog model approach for US freight railroads

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    After deregulation in 1980, competitive pressures forced the large US freight railroads to reduce costs and restructure, resulting in an economic renaissance of US railroad companies after years of poor financial conditions. The most striking restructuring measure receiving much attention was dramatic labour downsizing: until 2004 employment was reduced by 60%. But other overlooked measures are the significant restructuring of workforce composition and important changes in railroads’ workplace organization practices and corporate culture. To better understand this successful occupational restructuring, I investigate labour inputs substitutional relationships by using a translog variable cost model. Labour is decomposed into six employee categories rather than traditional production-nonproduction breakdown to estimate inputs elasticities of substitution. The data investigated is a unique firm-level dataset on US freight Class I Railroads, covering a 22-year period, that allows this fine-grained analysis. I also document railroad workplace organization practices relating to results and reflecting changes in railroads corporate culture. I find strong substitutability between managerial positions and transportation employees, pointing to achievement of better command and control of operations; a high degree of complementarity between the most skilled employee categories and the strongest substitute relationship between transportation and maintenance of Ways&Structures groups.This is an Accepted Manuscript of an article published by Taylor & Francis in APPLIED ECONOMICS on 20/04/2012, available online: https://doi.org/10.1080/00036846.2012.66946
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