667 research outputs found

    Book Review

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    This entry focuses on the text Law and the School Superintendent. The book offers examples for lay readers of how to deal with issues like collective bargaining, discrimination, and free speech in schools

    Who Benefits from a Minimum Wage Increase?

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    This paper addresses the question of how a minimum wage increase affects the wages of low-wage workers. Most studies assume that there is a simple mechanical increase in the wage for workers earning a wage between the old and the new minimum wage, with some studies allowing for spillovers to workers with wages just above this range. Rather than assume that the wages of these workers would have remained constant, this paper estimates how a minimum wage increase impacts a low-wage worker’s wage relative to the wage the worker would have if there had been no minimum wage increase. The method allows for the effect to depend not only on the initial wage of the worker, but also nonlinearly on the size of the minimum wage increase. Using Current Population Survey data from 2005 to 2008, a period with a large number of U.S. state-level minimum wage increases, this paper finds that low-wage workers who experience a small increase in the minimum wage tend to have lower wage growth than if there had been no minimum wage increase. A large increase to the minimum wage increases the wages of not only those workers who previously earned less than the new minimum wage, but also spill over to workers with moderately higher wages. Finally, this paper finds little evidence of heterogeneity in the effect by age, gender, income, and race

    Effects of a Bacopa monnieri extract (Bacognize®) on stress, fatigue, quality of life and sleep in adults with self-reported poor sleep: A randomised, double-blind, placebo-controlled study

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    In this 28-day, randomised, double-blind, placebo-controlled trial, 100 adults with self-reported poor sleep received either a placebo or a standardised Bacopa monnieri extract (150 mg twice daily). Outcome measures included the Bergen Insomnia Scale (primary outcome measure), Functional Outcomes of Sleep Questionnaire, Pittsburgh Sleep Diary, Short Form-36 Health Survey, and the Depression, Anxiety, and Stress Scale. Changes in salivary concentrations of cortisol, dehydroepiandrosterone sulfate, immunoglobulin A (sIgA), α-amylase (sAA), C-reactive protein, melatonin, and the fatigue biomarker index were also assessed. Based on the Bergen Insomnia Scale, Bacopa monnieri did not improve sleep patterns more than the placebo; however, it was associated with greater improvements in emotional wellbeing, general health, and pain-related symptoms. Bacopa monnieri was also associated with greater reductions in sIgA and sAA compared to the placebo. Future clinical trials using varying doses, treatment periods, and objective outcome measures will be important to validate these findings

    Who Benefits from a Minimum Wage Increase?

    Get PDF
    This paper addresses the question of how a minimum wage increase affects the wages of low-wage workers. Most studies assume that there is a simple mechanical increase in the wage for workers earning a wage between the old and the new minimum wage, with some studies allowing for spillovers to workers with wages just above this range. Rather than assume that the wages of these workers would have remained constant, this paper estimates how a minimum wage increase impacts a low-wage worker’s wage relative to the wage the worker would have if there had been no minimum wage increase. The method allows for the effect to depend not only on the initial wage of the worker, but also nonlinearly on the size of the minimum wage increase. Using Current Population Survey data from 2005 to 2008, a period with a large number of U.S. state-level minimum wage increases, this paper finds that low-wage workers who experience a small increase in the minimum wage tend to have lower wage growth than if there had been no minimum wage increase. A large increase to the minimum wage increases the wages of not only those workers who previously earned less than the new minimum wage, but also spill over to workers with moderately higher wages. Finally, this paper finds little evidence of heterogeneity in the effect by age, gender, income, and race

    Sleep health of young adults in Western Australia and associations with physical and mental health: A population-level cross-sectional study

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    OBJECTIVES: This article aims to report on the sleep health characteristics of a population-level sample of young Australian adults and examine associations with measures of physical and mental health. METHODS: A cross-sectional study using data from the Raine Study. Data from participants (n = 1234) born into the study (Generation 2) at the 22-year follow-up were used, including data from a self-report questionnaire and polysomnography. RESULTS: The highest prevalence of suboptimal sleep health was seen on measures of sleep duration (30%), onset latency (18%), satisfaction (25%) and regularity (60%). Dissatisfaction with sleep (physical health: =0.08; mental health: =0.34) and impaired daytime alertness (physical health: =0.09; mental health: =0.08) were significantly associated with poorer physical and mental health and inadequate polysomnography-measured sleep duration was associated poorer mental health ( =0.07) (all ps \u3c 0.05). CONCLUSIONS: Satisfaction with sleep and daytime alertness, both of which are assessed via self-report, are essential aspects of sleep health for young adults. IMPLICATIONS FOR PUBLIC HEALTH: Findings could inform public health interventions, including screening guidelines, to improve the sleep health and, in turn, the physical and mental health of young adults in Australia

    Common Host Responses in Murine Aerosol Models of Infection Caused by Highly Virulent Gram-Negative Bacteria from the Genera Burkholderia, Francisella and Yersinia

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    This is the final version. Available on open access from MDPI via the DOI in this recordContent includes material subject to © Crown copyright (2019), Dstl. This material is licensed under the terms of the Open Government Licence except where otherwise stated. To view this licence, visit: http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3 or write to the Information Policy Team, The National Archives, Kew, London TW9 4DU, or email: [email protected] virulent bacterial pathogens cause acute infections which are exceptionally difficult to treat with conventional antibiotic therapies alone. Understanding the chain of events that are triggered during an infection of a host has the potential to lead to new therapeutic strategies. For the first time, the transcriptomic responses within the lungs of Balb/C mice have been compared during an acute infection with the intracellular pathogens Burkholderia pseudomallei, Francisella tularensis and Yersinia pestis. Temporal changes were determined using RNAseq and a bioinformatics pipeline; expression of protein was also studied from the same sample. Collectively it was found that early transcriptomic responses within the infected host were associated with the (a) slowing down of critical cellular functions, (b) production of circulatory system components, (c) lung tissue integrity, and (d) intracellular regulatory processes. One common molecule was identified, Errfi1 (ErbB receptor feedback inhibitor 1); upregulated in response to all three pathogens and a potential novel marker of acute infection. Based upon the pro-inflammatory responses observed, we sought to synchronise each infection and report that 24 h p.i. of B. pseudomallei infection closely aligned with 48 h p.i. of infection with F. tularensis and Y. pestis. Post-transcriptional modulation of RANTES expression occurred across all pathogens, suggesting that these infections directly or indirectly modulate cell trafficking through chemokine expression/detection. Collectively, this unbiased NGS approach has provided an in-depth characterisation of the host transcriptome following infection with these highly virulent pathogens ultimately aiding in the development of host-directed therapies as adjuncts or alternatives to antibiotic treatment

    Data Centric Domain Adaptation for Historical Text with OCR Errors

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    We propose new methods for in-domain and cross-domain Named Entity Recognition (NER) on historical data for Dutch and French. For the cross-domain case, we address domain shift by integrating unsupervised in-domain data via contextualized string embeddings; and OCR errors by injecting synthetic OCR errors into the source domain and address data centric domain adaptation. We propose a general approach to imitate OCR errors in arbitrary input data. Our cross-domain as well as our in-domain results outperform several strong baselines and establish state-of-the-art results. We publish preprocessed versions of the French and Dutch Europeana NER corpora

    HD 17156b: A Transiting Planet with a 21.2 Day Period and an Eccentric Orbit

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    We report the detection of transits by the 3.1 M_Jup companion to the V=8.17 G0V star HD 17156. The transit was observed by three independant observers on Sept. 9/10, 2007 (two in central Italy and one in the Canary Islands), who obtained detections at confidence levels of 3.0 sigma, 5.3 sigma, and 7.9 sigma, respectively. The observations were carried out under the auspices of the Transitsearch.org network, which organizes follow-up photometric transit searches of known planet-bearing stars during the time intervals when transits are expected to possibly occur. Analyses of the 7.9 sigma data set indicates a transit depth d=0.0062+/-0.0004, and a transit duration t=186+/-5 min. These values are consistent with the transit of a Jupiter-sized planet with an impact parameter b=a*cos(i)/R_star ~ 0.8. This planet occupies a unique regime among known transiting extrasolar planets, both as a result of its large orbital eccentricity (e=0.67) and long orbital period (P=21.2 d). The planet receives a 26-fold variation in insolation during the course of its orbit, which will make it a useful object for characterization of exoplanetary atmospheric dynamics.Comment: Accepted for publication to A&A, 4 pages, 2 figure
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