1,721,142 research outputs found

    The dynamics of domestic and international infrastructure investments

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    This paper analyses the optimal investment policy in domestic and international infrastructure through a model of competition among countries. The framework provided by Martin and Rogers [Martin, P. and Rogers, C., 1995, Industrial location and public infrastructure, Journal of International Economics, 39, 335-51.] is here extended to include dynamic aspects. The optimal investment trajectories are characterized in two situations: first, when coordination among countries is reached and second when countries behave egoistically. Since international infrastructure produces positive externalities, it emerges that the second situation is sub-optimal

    Are customers ready to be smart? designing smart hotel experiences

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    Purpose – Even if it is often accepted that smart hotels are built on networks of technological devices, there is currently no consensus among researchers as to what level of technology is required to define a smart hotel. Based on the above-mentioned assumption that smart hotels are built on a network of technological devices, this paper aims to understand how smart hotels can be conceptualised based on customer preferences. Methodology/Design/Approach – To achieve this goal, the paper conceptualises smart hotels as a service network in which the customer comes into contact with a variety of technological and traditional touchpoints on site. This conceptualisation allows the researcher to observe customer preferences at different touchpoints and identify the technologies that are central to the development of the customer experience. Findings – The results show that the ideal customer journey includes both traditional and technological touchpoints and that artificial intelligence is of central importance for the development of the smart hotel concept. Originality of the research – The methodological approach taken in this paper enables researchers and practitioners to easily visualise and identify important patterns in the customer journey, facilitating the task of identifying the most relevant touchpoints in complex service networks, such as smart hotels

    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
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