2,447 research outputs found

    Accounting for financial futures

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    Futures ; Banks and banking - Accounting ; Financial Accounting Standards Board

    Yukawa Textures and Anomaly Mediated Supersymmetry Breaking

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    We present a detailed analysis of how a mixed-anomaly-free U(1) symmetry can be used to both resolve the slepton mass problem associated with Anomaly Mediated Supersymmetry Breaking and generate the fermion mass hierarchy via the Froggatt-Nielsen mechanism. Flavour changing neutral currents problems are evaded by a specific form of the Yukawa textures.Comment: 33 pages, TeX, Uses Harvmac (big) and epsf. Added references and minor changes and corrections. Improved texture discussio

    Accountancy 420 Case Study Analysis

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    Throughout my junior year at the University of Mississippi in my Honors practicum class, I was able to analyze ten cases covering a wide variety of accounting topics. During the fall semester of 2021, the class researched cities around the U.S. and internationally for accounting internships, became Corporate Finance Institute Excel Certified, and conducted an interview with a professional that had experience and wisdom to share regarding the business world. Additionally, the class had the privilege of having highly acclaimed accounting firms speak to the class on an array of accounting issues. The practicum class began with a documentary covering September 11, 2001, and then transitioned into the impact of COVID-19 on Pfizer’s financial position and business operations. In the spring of 2022, I worked with three of my classmates for the duration of the semester on a comprehensive accounting and financial analysis of a fortune 500 company of our choosing. The thesis’s final five cases present our research on Target Corporation, including evaluations of financial statements and recommendations for service lines such as audit, tax, and advisory. We defended our research at the end of the semester in front of a panel of classmates, professors, and accredited accounting professionals from distinguished firms around the country

    On-demand single-photon state generation via nonlinear absorption

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    We propose a method for producing on-demand single-photon states based on collision-induced exchanges of photons and unbalanced linear absorption between two single-mode light fields. These two effects result in an effective nonlinear absorption of photons in one of the modes, which can lead to single photon states. A quantum nonlinear attenuator based on such a mechanism can absorb photons in a normal input light pulse and terminate the absorption at a single-photon state. Because the output light pulses containing single photons preserve the properties of the input pulses, we expect this method to be a means for building a highly controllable single photon source.Comment: 5 pages, 2 figures, to appear in PRA. To be published in PR

    Sp(2N) Yang-Mills towards large N.

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    Non-perturbative aspects of the physics of Sp(2N) gauge theories are interesting for phenomeno- logical and theoretical reasons, and little studied so far, particularly in the approach to the large-N limit. We examine the spectrum of glueballs and the string tension of Yang-Mills theories based upon these groups. Glueball masses are calculated numerically with a variational method from Monte-Carlo generated lattice gauge configurations. After taking continuum limits for N = 1, 2, 3 and 4, we extrapolate the results towards large N. We compare the resulting spectrum with that of SU(N) gauge theories, both at finite N and as N approaches infinity

    A Mixed-Methods Assessment of Human Well-Being Related to the Presence of Companion Animals During the COVID-19 Pandemic

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    COVID-19 and the measures used to curb the pandemic (e.g., lockdowns, isolation) have significantly impacted mental health and well-being. This study sought to investigate the role of companion animals in alleviating stress and improving mental health during the pandemic. In this study, 250 Australian adults completed measures of well-being and life satisfaction, animal dependency, perceived emotional support from animals, and animals’ effect on mood. Employment and living with others were the strongest predictors of positive life satisfaction and well-being, while greater dependency on companion animals for emotional support and companion animals’ negative effects on mood were associated with reduced life satisfaction and well-being. Qualitative data indicated equivocal results with animals a source of both support and stress, pointing to the complex nature of human–animal relationships, particularly during times of considerable stress. These outcomes have significant implications for welfare, as animals perceived to be annoying or disruptive may be at higher risk of abuse, neglect, and behavioral surrendering

    Progress in Sp(2N)Sp(2N) lattice gauge theories

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    Lattice studies of gauge theories with symplectic gauge groups provide valuable information about gauge dynamics, and complement the results of lattice investigations focused on unitary gauge groups. These theories play a central role in phenomenological contexts such as composite Higgs and strongly interacting dark matter models. We report on recent progress of our lattice research programme, starting from the glueball mass spectrum and the topology of the pure gauge theory. We present our results on the mass spectrum of mesons in the quenched approximation, by varying the number of colours in the symplectic group. For the (4) theory, we focus on results obtained with dynamical fermion matter content comprising both fundamental and 2-index antisymmetric representations of the gauge group, as dictated by a well known model of composite Higgs with partial top compositeness

    Combining Locations from Working Memory and Long-Term Memory into a Common Spatial Image

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    This research uses a novel integration paradigm to investigate whether target locations read in from long-term memory (LTM) differ from perceptually encoded inputs in spatial working-memory (SWM) with respect to systematic spatial error and/or noise, and whether SWM can simultaneously encompass both of these sources. Our results provide evidence for a composite representation of space in SWM derived from both perception and LTM, albeit with a loss in spatial precision of locations retrieved from LTM. More generally, the data support the concept of a spatial image in working memory and extend its potential sources to representations retrieved from LTM
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