1,895 research outputs found

    The Return of the Monday Effect in European Currency Markets: An Empirical Analysis of the Impact of the Economic Crisis on Market Efficiency

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    This paper examines the relationship of multiple currencies, coupled with the Euro, to examine if there is evidence of the return of the Monday effect as a result of the recent global economic crisis. Each currency pair, which consists of the US dollar, Japanese yen, Great British pound, Canadian dollar, and Australian dollar, is compared with the Euro to find evidence to support the presence of the Monday effect. The currency pairs are tested in 1999–2004 as the first time period, again in 2005–2009 as the second time period, and then finally in 2010–2012 as the final time period, which represents the period impacted by the economic crisis. It is the authors' contention that the economic crisis that occurred after 2008 had a significant impact in the currency markets and that the Monday effect has become more pronounced because of a weakening of market efficiency.The results provide evidence that in the 2010–2012 period three currency pairs exhibit a statistically significant Monday effect. This Monday effect was not evident in either the 1999–2004 or the 2005–2009 periods, according to our analysis. This leads the authors to postulate that the economic crisis resulting from the mortgage meltdown has had a statistically verifiable effect on currency markets throughout the world. Copyright © 2015 John Wiley & Sons, Ltd.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/122442/1/ijfe1534.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/122442/2/ijfe1534_am.pd

    Spontaeneous subacute portomesenteric venous thrombosis: a case report

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    Although uncommon and often asymptomatic, portal venous thrombosis can have catastrophic consequences for the individual it afflicts, particularly when the process propagates to involve the superior mesenteric vein. Familiarity with the condition's pathogenesis and presentation however permits early diagnosis and allows aggressive conservative management to achieve a successful outcome. Here we describe the successful outcome of such management for a 42-year-old male patient who developed this condition spontaneously

    An Investigation of the Presence of Anomalies in Digital Asset Market: The Case of Bitcoin

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    This paper examines the cryptocurrency bitcoin to determine if there is evidence of the weekday effects, such as the Monday effect, during the period between January 2, 2011 and September 10, 2019.  The study shows that Bitcoin exhibits a Monday effect at the 10% level of significance and a Tuesday and Sunday effect at the 5% significance level. The S&P500 stock index also showed a Monday effect but did not exhibit a Tuesday or Sunday effect. The study also examined if there was a Month of the Year effect and found that Bitcoin exhibited a May and November effect at the 10% significance level

    A Consumer Test of Canned Seasoned Salad Tomatoes

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    Consumer, Canned Tomatoes, Salad Tomatoes, Seasoned Tomatoes, Consumer/Household Economics, Food Consumption/Nutrition/Food Safety,

    Assessing teacher qualities and the teacher interview

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    The teaching profession has not established what qualities should be sought or measured in a teacher application to distinguish one applicant from another. Nor has it implemented a valid, reliable selection system (Smith, 1980). During the past 15 years public schools have moved from a position of recruitment of enough teachers to fill the classrooms, to one in which limited vacancies provide an opportunity to use quality procedures. Teacher vacancies which occur in every educational organization due to turnovers, promotion, and the creation of new positions, present important organizational decision situations. Teacher selection is one of the most important administrative tasks that face the educational administrator

    Report on OTHER proposals for SSPEX

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    The only unifying factor among the experiments discussed is that they are all unique Opportunities and/or Techniques for High-caliber Experimental Research (OTHER). Thirteen of the experiments are briefly described

    The birth place of the type Ic Supernova 2007gr

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    We report our attempts to locate the progenitor of the peculiar type Ic SN 2007gr in HST pre-explosion images of the host galaxy, NGC 1058. Aligning adaptive optics Altair/NIRI imaging of SN 2007gr from the Gemini (North) Telescope with the pre-explosion HST WFPC2 images, we identify the SN position on the HST frames with an accuracy of 20 mas. Although nothing is detected at the SN position we show that it lies on the edge of a bright source, 134+/-23 mas (6.9 pc) from its nominal centre. Based on its luminosity we suggest that this object is possibly an unresolved, compact and coeval cluster and that the SN progenitor was a cluster member, although we note that model profile fitting favours a single bright star. We find two solutions for the age of this assumed cluster; 7-/+0.5 Myrs and 20-30 Myrs, with turn-off masses of 28+/-4 Msun and 12-9 Msun respectively. Pre-explosion ground-based K-band images marginally favour the younger cluster age/higher turn-off mass. Assuming the SN progenitor was a cluster member, the turn-off mass provides the best estimate for its initial mass. More detailed observations, after the SN has faded, should determine if the progenitor was indeed part of a cluster, and if so allow an age estimate to within ~2 Myrs thereby favouring either a high mass single star or lower mass interacting binary progenitor.Comment: 12 pages, 3 figures, resolution of fig 1. has been reduced, some revision based on referee's comments, Accepted ApJL 27 Nov 200

    Processing Satellite Data for Slant Total Electron Content Measurements

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    A method, system, and apparatus provide the ability to estimate ionospheric observables using space-borne observations. Space-borne global positioning system (GPS) data of ionospheric delay are obtained from a satellite. The space-borne GPS data are combined with ground-based GPS observations. The combination is utilized in a model to estimate a global three-dimensional (3D) electron density field
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