22,984 research outputs found

    Allopathic Medicine’s Influence on Indigenous Peoples in the Kumaon Region of India

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    This paper focuses on the use of western medicine in the Kumaon region of Uttarakhand, India. The goal of this research is to understand which healing practices are preferable in rural villages. Semi-structured interviews were conducted with 53 participants, including two spiritual healers, two doctors, and one pharmacist. Results indicate that allopathic medicine, otherwise known as modern medicine or western medicine, has become the go-to remedy for even the most remote people in India. Nearly all participants use allopathic medicine, but less than half of the participants experiment with other forms of healing, such as Ayurveda, homeopathy, meditation, and yoga. This study explores the problems that result from becoming too dependent on western medicine; these issues stem from a lack of knowledge patients have about the dosage and intensity of the drugs they take. It is important to educate rural villagers about the dangers that various medicines can cause, as well as establish more medical facilities that promote alternative treatments alongside modern medicine

    Why 'Basel II' May Need a Leverage Ratio Restriction

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    We analyze regulatory capital requirements where the amount of required capital depends on the level of risk reported by the banks. It is shown that if the supervisors have a limited ability to identify or to sanction dishonest banks, an additional risk-independent leverage ration restriction may be necessary to induce truthful risk reporting. The leverage ration helps to offset the banks' potential capital savings of understating their risks by (i) reducing banks' put option value of limited ex ante, and by (ii) increasing the banks' net worth, which in turn enhances the supervisors' ability to sanction banks ex post.Banks, Capital requirement, Leverage ratio restriction, Basel II

    Non-Abelian Discrete Groups from the Breaking of Continuous Flavor Symmetries

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    We discuss the possibility of obtaining a non-abelian discrete flavor symmetry from an underlying continuous, possibly gauged, flavor symmetry SU(2) or SU(3) through spontaneous symmetry breaking. We consider all possible cases, where the continuous symmetry is broken by small representations. "Small" representations are these which couple at leading order to the Standard Model fermions transforming as two- or three-dimensional representations of the flavor group. We find that, given this limited representation content, the only non-abelian discrete group which can arise as a residual symmetry is the quaternion group D_2'.Comment: 15 page

    Spatial and Temporal Relationships Between Forest Bird Declines and Prevalence of the Hemlock Woolly Adelgid in the Northeastern United States

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    The eastern hemlock (Tsuga canadensis) is a vital foundation tree species throughout the eastern United States, providing essential structural diversity and habitat for more than 120 different animal species. Within the past few decades, T. canadensis has undergone significant declines that are largely associated with the hemlock woolly adelgid (HWA; Adelges tsugae), an exotic, aphid-like insect native to East Asia. From the 1970s to present day, the HWA has spread throughout southern New England, large portions of the Mid-Atlantic region, and parts of Tennessee and the Carolinas. Research has shown that loss of the eastern hemlock is drastically altering forest community structures, potentially impacting a wide variety of forest fauna, including avian populations strongly associated with hemlock forests. Here we present research investigating the correlation between HWA prevalence and recent declines of hemlock-associated forest birds in the Eastern US. We analyzed bird population trends data from the North American Breeding Bird Survey (BBS), US Forest Service HWA data, and land cover data to analyze the population trends of hemlock-associated and forest generalist species in association with the arrival of HWA, taking hemlock density into account. We found a significant correlation between the timing of HWA arrival and declines of conifer forest specialist birds. The Black-throated Green Warbler and the Blue-headed Vireo exhibited significant decline along survey routes after HWA arrival. Populations of some forest generalists (Tufted Titmouse, White-Breasted Nuthatch) were unaffected and continued to increase linearly, while others (Red-Eyed Vireo, Ovenbird) showed minor decrease in population

    Oblivious Transfer based on Key Exchange

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    Key-exchange protocols have been overlooked as a possible means for implementing oblivious transfer (OT). In this paper we present a protocol for mutual exchange of secrets, 1-out-of-2 OT and coin flipping similar to Diffie-Hellman protocol using the idea of obliviously exchanging encryption keys. Since, Diffie-Hellman scheme is widely used, our protocol may provide a useful alternative to the conventional methods for implementation of oblivious transfer and a useful primitive in building larger cryptographic schemes.Comment: 10 page

    Study of abrasive techniques for lunar and planetary solid rock geological sampling

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    Abrasive techniques for lunar and planetary geological samplin
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