174 research outputs found

    Letter to the Editor regarding the Article ‘A Pilot Study of Symptoms of Major Depressive Disorder in Medical Students at an Osteopathic Medical School Before and After High-Stakes Examinations’ [Letter]

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    Mahdi Sadeghi,1 Fatima Wasti,2 Syeda Anum Zahra3 1Kings College London, London, UK; 2Royal Berkshire NHS Foundation Trust, Berkshire, UK; 3Imperial College NHS Trust, London, U

    Islamic Banking

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    31 p.This SIP undertakes an analysis of how Islamic banks earn a profit even though giving and receiving interest is prohibited in Islam. Interest free. banking itself is not a recent phenomenon. In fact the. fundamentals of conducting trade without charging interest were laid down in the Quran, the holy text of the Muslims, some 1400 years ago. The essay traces the history of Islamic banking principles as laid down in the Quran and the establishment of the first interest free bank in the world. It then seeks to draw a comparison between conventional and Islamic baking purely for the purpose of highlighting the differences between the two banking systems. Not to show one banking system to be superior to the other. The various modes of finance help to establish how Islamic banks earn profits without involving any activity requiring interest transactions. There is a wide array of financing modes employed by Islamic banks, however, this SIP seeks to analyze the most commonly used ones. Each mode is briefly explained, followed by its process of transaction and in turn how this helps to earn a profit in a sharia (Islamic) compliant way. In spite of the many criticisms launched at these modes of finances, it is established that they do generate profit for Islamic banks and doing so in a way which is comparatively less risky and more secure. Even though Islamic banking has much in favor, it has still been slow in gaining popularity. However, the recent subprime mortgage and economic crisis which resulted in huge economic losses and profitability for various institutions, while Islamic banks' profits and performance remained relatively less affected, has shed new positive light on Islamic banking. This has attracted a significant amount of attention from various institutions to turn to certain elements of Islamic banking in their banking operations, thus demonstrating that financial institutes are turning· their attention to this form of banking. Therefore· this also indicates that interest free banking can earn profits in a stable and secure manner or else there would not be newly garnered keenness to tum to Islamic banking by other financial institutes

    ANALYSIS FACTORS OF AFFECTING CAPITAL STRUCTURE WITH FIRM SIZE AS MODERATING VARIABLE IN CONSUMER GOODS COMPANIES LISTED ON BEI

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    The objective of this research was to examine and to analyze the influence of profitability, sales growth, asset structure, liquidity, operating leverage, and business risk on capital structure simultaneously and partially and whether firm size could moderate the correlation of profitability, sales growth, asset structure, liquidity, operating leverage, and business risk with capital structure. The research objects were consumer goods companies listed in BEI (Indonesia Stock Exchange) in the period of 2012-2015. The research used causality method. The population and the samples were 33 so that there were 132 observation units. The data were analyzed by using multiple linear regression analysis and residual analysis. The result of the first hypothesis showed that simultaneously the independent variables (profitability, sales growth, asset structure, liquidity, operating leverage, and business risk) had significant influence on capital structure. Partially, sales growth, asset structure, liquidity, and operating leverage had significant influence on capital structure, while profitability and business risk did not have any significant influence on capital structure. The result of the second hypothesis showed that firm size could not moderate the correlation of profitability, sales growth, asset structure, liquidity, operating leverage, and business risk with capital structure in consumer goods companies listed in BEI in the period of 2012-2015

    International Voices 2007-2008: Visiting International Students' Experiences at K

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    Introduction ; Experiences with VIs 07-08 / Angela Gross ; Experiences: Darlington Sabasi ; Otilio Ramón ; Herrera Ruiz ; Margaret Cheptile ; Akiko Hirai ; Miriam Becker ; Yuki Tamatani ; Winnie Tepo Tirelo ; Alexander Meier ; Akie Shinada ; Sin Man Wong ; María Belén Merchán Urquiza ; Yuka Kutsumi l Dora Cristian García Cornejo ; Chen Mengyang (Vicky) ; Aline Kleiber ; María Lidia Gruezo Baldeón; Poems and Speeches; Carlos Subirá ; Rodríguez María Lidia Gruezo Baldeón ; Miriam Becker ; Inés Ma. Valdés Pineda ; Dora Cristian García Cornejo ; Pablo Andrés Bayas Mora ; Darlington Sabasi ; María Belén Merchán Urquiza ; Lauren McCoy & Anum Fatima ; Hussain Jaimie Sturm; Thank you messages ; Advice to incoming VIs ; Places and activities VIs took part in ; Editors and producers’ page ; “Our Song” & Tittles pag

    Stein's Method for Poisson-Exponential Distributions

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    The distribution of the maximum of a zero truncated Poisson number of i.i.d. exponentially distributed random variables is known as a Poisson-Exponential distribution. It arises for example as a model for monotone hazard rates, and also as a limiting distribution for example, of a Generalized Poisson-Exponential distribution and a scaled Poisson-Geometric distribution. To assess these distributional approximations, we first derive a Stein equation for the distribution of the maximum of a random number of random variables, and detail it for Poisson-Exponential distributions. We then provide upper bounds on the approximation errors in total variation distance when approximating Poisson-Exponential distributions and a Generalized Poisson-Exponential distribution by different Poisson-Exponential distributions. Moreover, employing standardised Stein equations we obtain upper bounds on the bounded Wasserstein distance when using a Poisson-Exponential distribution to approximate a scaled Poisson-Geometric distribution. With this result we bound the bounded Wasserstein distance between the scaled distribution of the maximum of a random number of waiting times of the occurrence of pattern in Bernoulli sequences and a Poisson-Exponential distribution

    Stein’s method for distributions modelling competing and complementary risk problems

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    Competing and Complementary risk (CCR) problems are often modelled using a class of distributions of the maximum, or minimum, of a random number of i.i.d. random variables; we call this class the CCR class of distributions. While the CCR distributions generally do not have an easy-to-calculate density or probability mass function, two special cases, namely the Poisson-exponential and the exponential geometric distributions, can easily be calculated. Hence, it is of interest to approximate CCR distributions with these simpler distributions. In this paper, we develop Stein’s method for the CCR class of distributions to provide a general comparison approach to bound the distance between two CCR distributions and contrast this approach to bounds obtained using a Lindeberg argument. We detail the comparison for Poisson-exponential, and exponentialgeometric distributions

    Vitamin D deficiency and associated parameters among Cardiovascular Patients in a Tertiary Care Institution of Southern Rajasthan

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    Introduction: Cardiovascular diseases are major public health problem and leading cause of mortality. A check on each modifiable risk factor will be advantageous. Micronutrient such as vitamin D deficiency can be one such factor, since it is well known that vitamin D affects all systems of the body including cardiovascular. Objectives: 1. To estimate vitamin D deficiency among patients with cardiovascular illnesses. 2. To determine the association between vitamin D deficiency and socio-demographic parameters, as well as selected laboratory parameters like lipid profile, random blood sugar, complete blood count in heart patients. Method: A cross sectional study was conducted over a period of one year, among 250 patients admitted at cardiology ward of MB Government Hospital, Udaipur whose socio-demographic profile, laboratory investigations like vitamin D, lipid profile, random blood sugar, CBC; were observed and reports were entered in codebook. Data was analyzed using MS Excel, OpenEpi v 3.01. Results: In the study 174 males and 76 females were included. Vitamin D deficiency was found in 92% of cardiovascular patients.Vitamin D deficiency was significantly associated with female gender (p value=0.01), urban residency(p value= 0.0005), socio-economic status (p value= 0.004) and semi-vegetarian diet (p value < 0.01).Most common symptom was tiredness (34%); most common coexisting non-communicable disease was hypertension (74.8%) and most common past infection was COVID-19 (9.2%). Participants with vitamin D deficiency had increased BMI, increased random blood sugar, decreased haemoglobin and more incline towards dyslipidemia. Conclusion: Vitamin D deficiency was present in significantly large proportion of cardiovascular patients. Females, urban residents and individuals with vegetarian diet and increased BMI are at more risk. Frequent evaluations including lipid profile, blood sugar, CBC should be encouraged

    ANALISIS PENGARUH RASIO AKTIVITAS TERHADAP PROFITABILITAS PADA PT. BARATA INDONESIA (PERSERO) UUM MEDAN

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    This research was done at PT. Barata Indonesia (Persero) UUM Medan. Thisresearch aims to prove emprically the influence of the variables cash turnover,receivable turnover, days of receivanle, fixed asset turnover and total assets turnoverto the profitability of the company. Technical data analysis using non parametricstatistics with hypothesis testing using Spearman and Kendall correlation. Theresults of this research show that the variables cash turnover, receivable turnover,days of receivable, fixed asset turnover and total assets turnover effect was notsignificant the profitability at PT. Barata Indonesia (Persero) UUM Medan 2005-2013. Other factors which influence significantly to profitability (gross profitmargin) which are the other variables outside of the variables are used in thisresearch are the amount and the sale price per unit, cost of goods sold, liquidity andlabor productivity

    Extended Poisson Exponential Distribution

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    A new mixture of Modified Exponential (ME) and Poisson distribution has been introduced in this paper. Taking the Maximum of Modified Exponential random variable when the sample size follows a zero truncated Poisson distribution we have derived the new distribution, named as Extended Poisson Exponential distribution. This distribution possesses increasing and decreasing failure rates. The Poisson-Exponential, Modified Exponential and Exponential distributions are special cases of this distribution. We have also investigated some mathematical properties of the distribution along with Information entropies and Order statistics of the distribution. The estimation of parameters has been obtained using the Maximum Likelihood Estimation procedure. Finally we have illustrated a real data application of our distribution
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