892 research outputs found

    Social Construction and White Attitudes toward Equal Opportunity and Multiculturalism

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    As the United States moves from being a predominantly biracial to a multiracial society, racial attitudes continue to become more diverse and more complex. Scholars need to address these changes not only in terms of black and white Americans, but also how these changes involve and affect other racial groups, particularly Asian and Hispanic Americans. This inquiry looks at some of these complexities by examining how social construction differentials in the minds of white Americans affect their attitudes toward the issues of equal opportunity and multiculturalism. The analysis shows that differences in the cognitive images whites hold of minority groups in comparison to their own race have a significant impact in determining white attitudes toward group-based issues. In effect, negative constructions of racial groups lower one\u27s support for policies aimed at these groups

    The Answering Machine Generation - Who Are They and What Problem Do They Pose for Survey Research

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    Increased incidence of telephone answering machines and the use of such devices to screen calls pose a potential threat to the representativeness of samples in telephone surveys. Using data from nine statewide surveys, this analysis examines the extent to which answering machines are used to screen calls and the demographic characteristics associated with answering machine use and call screening. Results show that at most two to three percent of households use answering machines to screen calls, and that such screening is more likely to take place in households with higher family incomes, outside rural areas, and which include individuals who are younger and have higher levels of education. While call screening does not presently threaten the representativeness of samples in telephone surveys, the increased incidence of answering machines together with the increased percentage of households indicating these devices are sometimes used to screen calls demonstrate that the potential bias from this source is growing

    Consortium of Otolaryngology Journal Editors: Collegiality and Contributions

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    There is a new tradition in the otolaryngology publishing community that is unique to our specialty, so far as we know. Editors-in-Chief of otolaryngology journals in the United States, and intermittently some of our international colleagues such as the Editor of the Journal of Laryngology and Otology (England), sit down together twice a year to discuss topics of mutual interest, maintain lines of communication and friendships, and share perspectives on the evolution of otolaryngology—head and neck surgery and needs that our journals might help address. To establish these collegial, uninhibited, informative, and productive meetings, Dr Robert Ruben proposed the idea of a Consortium of Otolaryngology Journal Editors. During the consortium’s formative years, the organization was solidified and supported by Jonas Johnson who was Editor-in-Chief of Laryngoscope from 2003 to 2008 and whose journal funded our meetings. The editors have discussed many topics including standardization of terminology, duplicate publication and plagiarism, increasing physician interest and involvement in peer-review, peer-review education, new publication models and their implications for our colleagues, support for resident presentations at scientific meetings, innovations at individual journals that might prove useful for other journals, increasing international involvement in our journals, predatory journals, and other topics

    Exploring Halo Substructure with Giant Stars IV: The Extended Structure of the Ursa Minor Dwarf Spheroidal

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    We present a large area photometric survey of the Ursa Minor dSph. We identify UMi giant star candidates extending to ~3 deg from the center of the dSph. Comparison to previous catalogues of stars within the tidal radius of UMi suggests that our photometric luminosity classification is 100% accurate. Over a large fraction of the survey area, blue horizontal branch stars associated with UMi can also be identified. The spatial distribution of both the UMi giant stars and the BHB stars are remarkably similar, and a large fraction of both samples of stars are found outside the tidal radius of UMi. An isodensity contour map of the stars within the tidal radius of UMi reveals two morphological peculiarities: (1) The highest density of dSph stars is offset from the center of symmetry of the outer isodensity contours. (2) The overall shape of the outer contours appear S-shaped. We find that previously determined King profiles with ~50' tidal radii do not fit well the distribution of our UMi stars. A King profile with a larger tidal radius produces a reasonable fit, however a power law with index -3 provides a better fit for radii > 20'. The existence of UMi stars at large distances from the core of the galaxy, the peculiar morphology of the dSph within its tidal radius, and the shape of its surface density profile all suggest that UMi is evolving significantly due to the tidal influence of the Milky Way. However, the photometric data on UMi stars alone does not allow us to determine if the candidate extratidal stars are now unbound or if they remain bound to the dSph within an extended dark matter halo. (Abridged)Comment: accepted by AJ, 32 pages, 15 figures, emulateapj5 styl

    Temperature Shocks and Economic Growth: Evidence from the Last Half Century

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    This paper uses historical fluctuations in temperature within countries to identify its effects on aggregate economic outcomes. We find three primary results. First, higher temperatures substantially reduce economic growth in poor countries. Second, higher temperatures may reduce growth rates, not just the level of output. Third, higher temperatures have wide-ranging effects, reducing agricultural output, industrial output, and political stability. These findings inform debates over climate's role in economic development and suggest the possibility of substantial negative impacts of higher temperatures on poor countries
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