30,873 research outputs found

    Young People and News

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    Presents survey findings on the daily news consumption of young Americans compared with that of older adults -- the sources, medium, frequency, depth, and selectivity of news exposure. Discusses issues of defining news consumption and implications

    News Coverage of the 2016 National Conventions: Negative News, Lacking Context

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    A new report from Harvard Kennedy School's Shorenstein Center on Media, Politics and Public Policy analyzes news coverage of the 2016 Republican and Democratic national conventions, and whether this coverage, which was overwhelmingly negative, best served the needs of the public.This report is the third in a multi-part series of research analyzing news coverage of candidates and issues during the 2016 presidential election. The study examines news coverage during the four-week convention period, starting with the week prior to the Republican convention and concluding with the week following the Democratic convention.The daily news audience is larger than that of the convention viewing audience, meaning that many people learn about the conventions through the news media's version of the events. Coverage of Donald Trump continued to outpace that of Hillary Clinton during this period, but, notably, both candidates received negative coverage.Negative news reports about policy positions, for example, outnumbered positive reports 82 percent to 18 percent. Trump experienced a reversal of the "good press" he had received earlier in the campaign, with his reaction to the Democratic convention speech of Khizr Khan generating the most negative attention. Although Clinton's coverage was more positive than Trump's, it was still negative on balance, with a full tenth of her coverage revolving around allegations of wrongdoing.What appeared to be missing from this negative coverage, however, was context. For example, although Clinton's email issue was clearly deemed important by the media, relatively few stories provided background to help news consumers make sense of the issue—what harm was caused by her actions, or how common these actions are among elected officials. And in keeping with patterns noted earlier in the election cycle, coverage of policy and issues, although they were in the forefront at the conventions, continued to take a back seat to polls, projections, and scandal.This Shorenstein Center study is based on an analysis of news reports by ABC, CBS, CNN, Fox, the Los Angeles Times, NBC, The New York Times, USA Today, The Wall Street Journal, The Washington Post, and The Washington Times. The study's data were provided by Media Tenor, a firm that specializes in the content analysis of news coverage. The research was partially funded by the John S. and James L. Knight Foundation

    News Coverage of the 2016 Presidential Primaries: Horse Race Reporting Has Consequences

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    A new report from Harvard Kennedy School's Shorenstein Center on Media, Politics and Public Policy analyzes news coverage of the 2016 presidential primary races and how it affected the candidates' chances of winning the nomination, concluding that coverage of the primaries focused on the horse race over the issues – to the detriment of candidates and voters alike.The report picks up where the Center's previous report concluded, analyzing coverage of Donald Trump, Ted Cruz, Marco Rubio, John Kasich, Hillary Clinton, and Bernie Sanders from January through June 2016.Some of the questions Patterson investigates include:Why did Trump receive so much more coverage than the other presidential candidates, and why was his coverage positive in tone when the Republican race was still being contested and yet negative in tone after it had been decided?Why was Rubio's coverage so much more negative than that of another unsuccessful Republican contender, Cruz?Why was Clinton's coverage substantially more negative than Sanders', and why did Sanders get so much less coverage than she did?Why did the candidates' character and policy positions receive so little attention relative to the candidates' chances of winning?The Shorenstein Center study is based on an analysis of news statements by CBS, Fox, the Los Angeles Times, NBC, The New York Times, USA Today, The Wall Street Journal, and The Washington Post. The study's data were provided by Media Tenor, a firm that specializes in the content analysis of news coverage

    Convergence of Global Financial Services

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    Speech given at Session 1: The Global Capital Market: What\u27s Next. Michael Patterson spoke on aspects of the global financial markets that are common to Japan and the United States including the converging roles of traditionally distinct kinds of institutions participating in such markets; the impact of that convergence on legal and regulatory structures, particularly in the United States; and finally, the challenges of such global convergence for the supervision of global financial institutions

    Pre-Primary News Coverage of the 2016 Presidential Race: Trump's Rise, Sanders' Emergence, Clinton's Struggle

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    A new report from Harvard Kennedy School's Shorenstein Center on Media, Politics and Public Policy analyzes news coverage of the 2016 presidential candidates in the year leading up to the primaries. This crucial period, labeled "the invisible primary" by political scientists, is when candidates try to lay the groundwork for a winning campaign—with media exposure often playing a make or break role.The report shows that during the year 2015, major news outlets covered Donald Trump in a way that was unusual given his low initial polling numbers—a high volume of media coverage preceded Trump's rise in the polls. Trump's coverage was positive in tone—he received far more "good press" than "bad press." The volume and tone of the coverage helped propel Trump to the top of Republican polls.The Democratic race in 2015 received less than half the coverage of the Republican race. Bernie Sanders' campaign was largely ignored in the early months but, as it began to get coverage, it was overwhelmingly positive in tone. Sanders' coverage in 2015 was the most favorable of any of the top candidates, Republican or Democratic. For her part, Hillary Clinton had by far the most negative coverage of any candidate. In 11 of the 12 months, her "bad news" outpaced her "good news," usually by a wide margin, contributing to the increase in her unfavorable poll ratings in 2015.The Shorenstein Center study is based on an analysis of thousands of news statements by CBS, Fox, the Los Angeles Times, NBC, The New York Times, USA Today, The Wall Street Journal, and The Washington Post. The study's data were provided by Media Tenor, a firm that specializes in the content analysis of news coverage

    Sub-visual Cirrus detection and characterization

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    Analysis of archived cold optics (COR) radiometer data is yielding useful information on the diurnal, geographic, seasonal and altitude variability of atmospheric background radiance levels in the 11 micron window region. This database is a compilation of Kuiper Infrared Technology Experiment (KITE) and Atmospheric Radiance Study (ARS) observations under a wide variety of conditions. Correlating the measurements from these two studies with the LOWTRAN model code has revealed several important results. First, the 11 micron window appears to be filled-in, i.e., the troughs on either side of the nitric acid peak are shallower than expected. Second, the amplitude of the background radiances measured exceeds the model predictions by a factor of 2 to 3 or more. This is thought to be due to the existence of thin, high altitude cirrus clouds (sub-visual cirrus) above the sensor platform. These high background levels are observed under quiescent conditions in the South Pacific (Marshall Islands), as well as over the continental United States (the West Coast). In the tropics, there appears to be little diurnal variability, a plausible seasonal variation and a linear dependence between 7.2 and 11.4 micron band data, indicating possible multi-spectral approaches to detection of sub-visual cirrus clouds. Theoretical analysis of the magnitude of the effects of a sub-visual cirrus cloud on atmospheric background radiances measured by a near-horizontal sensor is in progress

    Solar array study for solar electric propulsion spacecraft for the Encke rendezvous mission

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    The work is described which was performed on the design, analysis and performance of a 20 kW rollup solar array capable of meeting the design requirements of a solar electric spacecraft for the 1980 Encke rendezvous mission. To meet the high power requirements of the proposed electric propulsion mission, solar arrays on the order of 186.6 sq m were defined. Because of the large weights involved with arrays of this size, consideration of array configurations is limited to lightweight, large area concepts with maximum power-to-weight ratios. Items covered include solar array requirements and constraints, array concept selection and rationale, structural and electrical design considerations, and reliability considerations

    Exogenous Leukemia Inhibitory Factor Stimulates Oligodendrocyte Progenitor Cell Proliferation and Enhances Hippocampal Remyelination

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    New CNS neurons and glia are generated throughout adulthood from endogenous neural stem and progenitor cells. These progenitors can respond to injury, but their ability to proliferate, migrate, differentiate, and survive is usually insufficient to replace lost cells and restore normal function. Potentiating the progenitor response with exogenous factors is an attractive strategy for the treatment of nervous system injuries and neurodegenerative and demyelinating disorders. Previously, we reported that delivery of leukemia inhibitory factor (LIF) to the CNS stimulates the self-renewal of neural stem cells and the proliferation of parenchymal glial progenitors. Here we identify these parenchymal glia as oligodendrocyte (OL) progenitor cells (OPCs) and show that LIF delivery stimulates their proliferation through the activation of gp130 receptor signaling within these cells. Importantly, this effect of LIF on OPC proliferation can be harnessed to enhance the generation of OLs that express myelin proteins and reform nodes of Ranvier in the context of chronic demyelination in the adult mouse hippocampus. Our findings, considered together with the known beneficial effects of LIF on OL and neuron survival, suggest that LIF has both reparative and protective activities that make it a promising potential therapy for CNS demyelinating disorders and injuries

    Polymerizable disilanols having in-chain perfluoroalkyl groups

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    Disilanols containing in-chain perfluoroalkyl and aromatic groups and the process by which they were prepared are discussed. The disilanols, when reacted with a diaminosilane and cured, produce polymeric material resistant to hydrocarbon fuels and stable at elevated temperatures

    Contractual Relations in the Production and Marketing of Potatoes, Barley, and Wheat in Idaho: A Procedure for an Empirical Analysis

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    This paper develops a procedure for a comprehensive analysis of contractual relations in the production and marketing of potatoes, barley, and wheat in Idaho. The procedure focuses on analysis of contract choice by agricultural producers, processors and distributors; evaluation of the effectiveness of contract provisions; and analysis of the behavior of contract parties. The paper presents a review of related literature and a plan of activities to be performed, including the data-collection methods and the types of analyses to be used. The suggested methodology can be used to conduct a similar analysis in any agricultural-commodity market.Crop Production/Industries, Marketing,
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