24,613 research outputs found

    The Dynamic Impact of Periodic Review on Women’s Rights

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    Human rights treaty bodies have been frequently criticized as useless and the regime’s self-reporting procedure widely viewed as a whitewash. Yet very little research explores what, if any, influence this periodic review process has on governments’ implementation of and compliance with treaty obligations. We argue oversight committees may play an important role in improving rights on the ground by providing information for international and primarily domestic audiences. This paper examines the cumulative effects on women’s rights of self-reporting and oversight review, using original data on the history of state reporting to and review by the Committee on the Elimination of Discrimination against Women (CmEDAW). Using a dynamic approach to study the effects of the periodic review process, we find that self-reporting has a significant positive effect on women’s rights. We explore three clusters of evidence for the domestic mobilization mechanism: information provision through domestic civil society organizations; publicity and critique through the domestic media; and parliamentary attention, debate, and implementation of recommendations. This is the first study to present positive evidence on the effects of self-reporting on rights and to describe the mechanisms that link Geneva bodies with local politics. Our findings challenge the received wisdom that the process of reporting to these treaty bodies is basically useless

    Robust estimates of the impact of broadcasting on match attendance in football

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    The paper employs data from 2,884 matches, of which 158 were televised, in the second tier of English football (currently known as The Football League Championship). It builds a model of the determinants of attendance that is designed to yield estimates of the proportionate changes in the size of crowds resulting from games being shown on either free-to-air or subscription based channels. The model has two innovatory features. First, it controls for the market size of home and away teams very precisely by including local population measures constructed from the application of GIS software and information on competition from other clubs. Second, it employs the Hausman-Taylor random effects estimator in order to take explicit account of the endogeneity of the television coverage variable and of other variables typically included in earlier studies based on ordinary least squares or fixed effects models of attendance. The Hausman-Taylor estimates of the impact of broadcasting are greater than those reported in such studies. In the case of free-to-air television, the negative impact is estimated as over 20 percent but for subscription television, which carried most of the transmissions, the negative effect was only of the order of 5 percent

    The relationship between betting and lottery play: a high frequency time-series analysis

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    The substitutability of different gambling products is an important concern for any jurisdiction contemplating deregulation of its gambling sector. We apply a novel daily time-series data set of daily turnover from one of Britain's leading bookmakers to analyse potential substitution between lottery play and bookmaker betting. We find some evidence that bettors do substitute away from horse race, dog race and numbers betting when the effective price of lottery tickets is unusually low, i.e. when there is a rollover or Superdraw. This substitution has a highly specific pattern of timing that varies by sector. Our results further suggest that bettors rationally engage in forward-looking substitution within their betting portfolios.

    One-Loop Quadratic Divergences of the Dual Non-Linear Sigma Model in Four-Dimensional Spacetime

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    Following a review of the dual description of the non-linear sigma model we investigate the one-loop quadratic divergences. We use the covariant background field method for the general case and apply the results to the important example of SU(2)SU(2).Comment: 9 pages, LaTeX2e, no figures, uses axodraw package for Feynman diagrams. Axodraw available via anonymous ftp, ftp://ftp.nikhef.nl/pub/form/axodraw/export DVI version of preprint available via anonymous ftp or WWW; ftp://hep2.phys.soton.ac.uk/pub/preprints/rdsquad.dvi http://wwwhep.phys.soton.ac.uk/hepftp/pub/preprints/rdsquad.dv

    Race and the evaluation of signal callers in the national football league

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    Until recently, the position of quarterback in the National Football League (NFL) was not an option for black athletes. Today many teams employ black quarterbacks, a development that might suggest race is no longer relevant when it comes to the evaluation of signal callers in the NFL. To examine this contention, this paper explores the relationship between player salary, performance, and race at the quarterback position over the period 1995 to 2006. We find that blacks and whites play this position differently. Specifically, black quarterbacks are more likely to run with the football. This skill, though, is not compensated in the market. Consequently, there is evidence that blacks face an uncompensated entry barrier in this particular occupation

    Outcome uncertainty and the couch potato audience

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    Previous studies of attendance demand for professional team sports have failed to yield clear- cut findings on the importance of outcome uncertainty to consumers. But potentially fewer problems should arise in examining the link between outcome uncertainty and demand in the television market for team sports, which in the case of English Premier League football is in fact a more important component in total club revenue. This study models both the choice of which games to show and the size of audience attracted by each game, exploiting data on audience sizes for games between 1993 and 2002. We propose a new measure of match outcome uncertainty and, from our results, both the broadcaster and the audience appear interested in competitive balance.

    An empirical study of scanner system parameters

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    The selection of the current combination of parametric values (instantaneous field of view, number and location of spectral bands, signal-to-noise ratio, etc.) of a multispectral scanner is a complex problem due to the strong interrelationship these parameters have with one another. The study was done with the proposed scanner known as Thematic Mapper in mind. Since an adequate theoretical procedure for this problem has apparently not yet been devised, an empirical simulation approach was used with candidate parameter values selected by the heuristic means. The results obtained using a conventional maximum likelihood pixel classifier suggest that although the classification accuracy declines slightly as the IFOV is decreased this is more than made up by an improved mensuration accuracy. Further, the use of a classifier involving both spatial and spectral features shows a very substantial tendency to resist degradation as the signal-to-noise ratio is decreased. And finally, further evidence is provided of the importance of having at least one spectral band in each of the major available portions of the optical spectrum

    Development of cost-optimized insulation system for use in large solid rocket motors. Volume 4, task 4 - 260 in. dia motor insulation system design and process plan Final report

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    Design, weight, cost, and tooling concepts for cost optimized insulation system for 260 in. dia solid rocket moto
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