1,721,058 research outputs found

    Litigation and Legal Evolution: Does Procedure Matter?

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    Gordon Tullock's critique of the Common law runs against much of the conventional wisdom in the law and economics literature. In this paper we revisit one of the most controversial aspects of Tullock's critique. By applying Tullock's own model of rent-seeking to litigation, we study the effect of alternative procedural rules on civil litigation. Our results provide support for Tullock's controversial critique of the Common law, revealing an evolutionary bias in the production of legal rules by courts. We extend the standard litigation model to study the effects of alternative procedural systems on the evolution of the Common law

    The Rise and Fall of Polluter-Pays Principle in Developing Countries

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    The polluter-pays principle stipulates that the person who damages the environment must bear the cost of such damage. A number of developing countries have recently extended this principle to create an obligation on the state to compensate the victims of environmental harm. This variation of the polluter-pays principle is aimed at ensuring victims’ compensation when polluters cannot be identified or are insolvent and at providing stronger incentives for local governments’ monitoring of environmentally risky activities. These regimes hold local governments primarily or jointly-and-severally liable for environmental damage and allow them to act in subrogation against the polluters. In this paper we study the effect of these forms of governmental liability on the polluters’ incentives and on aggregate levels of environmental harm. We develop an economic model to study the conditions under which governmental liability may be preferable to direct polluters’ liability as an instrument of environmental protection. We conclude by suggesting that these variations of the polluter-pays regime may be desirable in environments characterized by widespread poverty, high interest rates, judicial delays and uncertainty in adjudication

    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

    Credit risk and Basel II: are nonprofit firms financially different?

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    We estimate a model of credit risk for portfolios of small and medium-sized enterprises, conditional on being a nonprofit (NP) or for-profit (FP) firms. The estimation is based on a unique data set on Italian firms provided by a large commercial bank. We show that the main variables to identify creditworthiness are different for NP and FP firms. Traditional balance sheet information seems to be less crucial for NP firms.

    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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