More bad news about plastic containers?
نویسندگان
چکیده
منابع مشابه
Good News vs. Bad News: What are they talking about?
Today’s massive news streams demand the automate analysis which is provided by various online news explorers. However, most of them do not provide sentiment analysis. The main problem of sentiment analysis of news is the differences between the writers and readers attitudes to the news text. News can be good or bad but have to be delivered in neutral words as pure facts. Although there are appl...
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We estimate the cross-sectional relationship between open market repurchases and accounting data for a large sample of dividend-paying and non-dividend-paying firms over a twelve year period (1984-95). Consistent with the hypothesis that firms use open market repurchases to reduce the agency costs of free cash flow, we find that repurchases are positively related to proxies for free cash flow a...
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Filoviruses have been known to science and medicine since 1967 (Marburg virus) and 1976 (Ebola virus). Since then, more than 30 independent transmission events have been documented between the zoonotic world and the human world, and more than 2,300 human cases have been recorded [1]. The outbreak that began inWest Africa in 2014, however, has changed the equation considerably; although it began...
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A key question, then, is are these maladaptations related or are they merely a summation of physiological “bad luck” associated with poor cardiac function and the resultant physical inactivity? Over the past 20 years one revolutionary idea has been that “overactivation” of the sympathetic nervous system in CHF makes a bad situation worse and broadly contributes to a downward spiral in many elem...
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In this issue, Stranges and colleagues (1) report findings from the Nutritional Prevention of Cancer (NPC) trial that show an increased risk for diabetes among participants randomly assigned to receive supplements with 200 g of selenium daily for 7.7 years compared with placebo. This effect was largely limited to participants in the top tertile of plasma selenium level at baseline ( 121.6 ng/mL...
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ژورنال
عنوان ژورنال: Environmental Science & Technology
سال: 2009
ISSN: 0013-936X,1520-5851
DOI: 10.1021/es900885t