نتایج جستجو برای: we have examined 98 firms of tehran stock exchange over a period 1377

تعداد نتایج: 23401988  

  This paper investigates the relationship between real exchange rate uncertainty and stock price index in Tehran stock exchange for the period of 1995-2009 by using monthly data and applying Bivariate Generalized Autoregressive Conditional Heteroskedasticity model (Bivariate GARCH). The results show that there is a negative and significant relationship between real exchange rate uncertainty an...

Allahkaram Salehi Marzieh Afshari, Sajjad Mohammadi,

However, the free cash flows scale is important for the financial health of the company, but it has also its own limitations. Moreover, it’s not immune from accounting tricks. Free cash flows can be considered as a measure of value for shareholders of listed companies on Tehran Stock Exchange. The managers of these companies have tended to use the earnings management for managing the free cash ...

Journal: :دانش مالی تحلیل اوراق بهادار 0
حسین رضایی دولت آبادی استادیار و عضو هیات علمی دانشگاه اصفهان راضیه صادق فلاح دانشجوی کارشناسی ارشد مدیریت بازرگانی- مالی دانشگاه اصفهان

when shareholders have agreement about divestiture of company’s share in stock exchange, they decide to change and improve their business ownership structure and the presence of a large shareholder to help divestiture. the present study was aimed to investigate the effect of presence of large shareholder to tends firm to divestiture by a new approach. for this purpose, the propensity score a sa...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده شیمی 1390

abstract venlafaxine, 1–[2–(dimethylamino)–1–(4–methoxyphenyl) ethyl]cyclohexanol hydrochloride is a novel non-tricyclic antidepressant. venlafaxine is a second generation antidepressant drug, has a neuropharmacologic profile distinct from that of existing antidepressants including tricyclic compounds, selective serotonin reuptake inhibitors and monoamine oxidase inhibitors. venlafaxine impart...

The present research proposes an automatic system based on moving average (MA) and fuzzy logic to recognize technical analysis patterns including head and shoulder patterns, triangle patterns and broadening patterns in the Tehran Stock Exchange. The automatic system was used on 38 indicators of Tehran Stock Exchange within the period 2014-2017 in order to evaluate the effectiveness of technical...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده فنی 1393

a problem of computer vision applications is to detect regions of interest under dif- ferent imaging conditions. the state-of-the-art maximally stable extremal regions (mser) detects affine covariant regions by applying all possible thresholds on the input image, and through three main steps including: 1) making a component tree of extremal regions’ evolution (enumeration), 2) obtaining region ...

2009
Tom Cook Hugh Grove

We examine the stock price reaction to announcements that firms are alleged to be doing fraudulent financial reporting or manipulating earnings, using a sample of firms cited by the Securities Exchange Commission (SEC) in its Accounting and Auditing Enforcement Releases (AAERs) during the time period 1985-2005. We find a total 14% drop in stock price over a three day window surrounding the anno...

Among the main factors in creating fundamental changes in the economic environment of Iran, we can name the generalization of ownership of economic enterprises, financing through public participation and privatization of public sectors and economic enterprises. In such circumstances, the transparency and good quality of financial information, which is the basis of optimal economic decisions of ...

2008
Fabrizio Lillo Esteban Moro Gabriella Vaglica Rosario N Mantegna

Agent-based models of financial markets usually make assumptions about agent’s preferred stylized strategies. Empirical validations of these assumptions have not been performed so far on a full-market scale. Here we present a comprehensive study of the resulting strategies followed by the firms which are members of the Spanish Stock Exchange. We are able to show that they can be characterized b...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

ارزش در معرض ریسک یکی از مهمترین معیارهای اندازه گیری ریسک در بنگاه های اقتصادی می باشد. برآورد دقیق ارزش در معرض ریسک موضوع بسیارمهمی می باشد و انحراف از آن می تواند موجب ورشکستگی و یا عدم تخصیص بهینه منابع یک بنگاه گردد. هدف اصلی این مطالعه بررسی کارایی روش copula-garch شرطی در برآورد ارزش در معرض ریسک پرتفویی متشکل از دو سهام می باشد و ارزش در معرض ریسک بدست آمده با روشهای سنتی برآورد ارزش د...

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