نتایج جستجو برای: g17

تعداد نتایج: 211  

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2011
Ornella Valenti Pierangelo Cifelli Kathryn M Gill Anthony A Grace

Repeated administration of antipsychotic drugs to normal rats has been shown to induce a state of dopamine neuron inactivation known as depolarization block, which correlates with the ability of the drugs to exhibit antipsychotic efficacy and extrapyramidal side effects in schizophrenia patients. Nonetheless, in normal rats depolarization block requires weeks of antipsychotic drug administratio...

Journal: :Biochemistry 1991
J M Withka J A Wilde P H Bolton A Mazumder J A Gerlt

The DNA duplexes shown below, with D indicating deoxyribose aldehyde absic sites and numbering from 5' to 3', have been investigated by NMR. The 31P and 31P-1H correlation data indicate [formula: see text] that the backbones of these duplex DNAs are regular. One- and two-dimensional 1H NMR data indicate that the duplexes are right-handed and B-form. Conformational changes due to the presence of...

2013
Jun Tu Yuchen Wang

Numerous academic studies examine equity risk premium predictability based on various macroeconomic variables and price and volume based variables from stock market. In this article, we extend the frontier of the set of predictors from macroeconomic variables and stock market variables to foreign exchange market variables due to various reasons. Firstly, foreign exchange market reflects various...

2009
Xin Zhao Les Oxley Carl Scarrott Marco Reale Marcelo Cunha Medeiros

Extreme value theory is widely used financial applications such as risk analysis, forecasting and pricing models. One of the major difficulties in the applications to finance and economics is that the assumption of independence of time series observations is generally not satisfied, so that the dependent extremes may not necessarily be in the domain of attraction of the classical generalised ex...

2012
Wolfgang Karl Härdle Piotr Majer

Using a Dynamic Semiparametric Factor Model (DSFM) we investigate the term structure of interest rates. The proposed methodology is applied to monthly interest rates for four southern European countries: Greece, Italy, Portugal and Spain from the introduction of the Euro to the recent European sovereign-debt crisis. Analyzing this extraordinary period, we compare our approach with the standard ...

2008
Mike Williams

This work presents measurements of differential cross sections, dσ/d cos θCM , and spin density ma-trix elements,ρMM ′ , for the reaction γp→ pω in the energy range 1.72 GeV<√s <2.84 GeV. Thedata were collected at Jefferson Lab, using the CLAS detector, as part of the g11a run period in2004. OurρMM ′ measurements vastly increase the precision of the world’s data ...

2012
Daniel Kapp Marco Vega

The adverse effects of financial crises in terms of output losses or output growth below its potential can be treated like losses from catastrophic events which have a low likelihood but a large impact in the event that they occur. We therefore analyze GDP losses in terms of frequency (number of loss events per period) and severity (loss per occurrence). Crises’ frequency, severity, and the ass...

ژورنال: :پژوهش های پولی و بانکی 0
مهدیه اخباری mahdieh akhbari واحد علوم و تحقیقات دانشگاه آزاد اسلامی محمد اخباری mohammad akhbari بانک مرکزی ج.ا.ا

در مقاله حاضر به منظور پیش بینی عملکرد مالی مشتریان حقوقی بانک ها یک مدل رتبه بندی اعتباری، با استفاده از الگوریتم حل چندهدفه ـ که ترکیبی از قوانین چیرگی فازی، الگوریتم ژنتیک و الگوریتم سیمپلکس است ـ ارائه می شود. سپس کارآیی مدل بر اساس توانایی آن در تشخیص دقیق نکول مورد ارزیابی قرار می گیرد. با استفاده از داده های بانک کشاورزی در سال های 1380ـ1385، مدل مفهومی رتبه بندی اعتباری، تعیین و نسبت بد...

2000
L. MA W. P. WANG W. P. Wang J. Y. C. Chow S. T. Yuen

Ma, L., W. P. Wang, J. Y. C. Chow, S. T. Yuen, and C. H. Cho. Reduction of EGF is associated with the delay of ulcer healing by cigarette smoking. Am. J. Physiol. Gastrointest. Liver Physiol. 278: G10–G17, 2000.—Cigarette smoking is associated with peptic ulcer diseases. Smokers have lower levels of salivary epidermal growth factor (EGF) than nonsmokers. We investigated whether reduction of EGF...

Journal: :J. Computational Applied Mathematics 2017
Lourdes Gómez-Valle Z. Habibilashkary Julia Martínez-Rodríguez

In order to price commodity derivatives, it is necessary to estimate the market prices of risk as well as the functions of the stochastic processes of the factors in the model. However, the estimation of the market prices of risk is an open question in the jump-diffusion derivative literature when a closed-form solution is not known. In this paper, we propose a novel approach for estimating the...

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