نتایج جستجو برای: the stock market

تعداد نتایج: 16080845  

2005
LUIGI GUISO LUIGI ZINGALES Daniel Ferreira Owen Lamont

We study the effect that a general lack of trust can have on stock market participation. In deciding whether to buy stocks, investors factor in the risk of being cheated. The perception of this risk is a function of the objective characteristics of the stocks and the subjective characteristics of the investor. Less trusting individuals are less likely to buy stock and, conditional on buying sto...

1998
Thomas Hellstrom

This paper presents a tuturial introduction to predictions of stock time series. The various approaches of technical and fundamental analysis is presented and the prediction problem is formulated as a special case of inductive learning. The problems with performance evaluation of near-random-walk processes are illustrated with examples together with guidelines for avoiding the risk of data-snoo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده اقتصاد 1389

this thesis is a study on insurance fraud in iran automobile insurance industry and explores the usage of expert linkage between un-supervised clustering and analytical hierarchy process(ahp), and renders the findings from applying these algorithms for automobile insurance claim fraud detection. the expert linkage determination objective function plan provides us with a way to determine whi...

Journal: :International Journal of Financial Research 2021

انصاری, حجت اله, راعی, رضا , سارنج, علیرضا,

Mean reversion in stock prices is one of the stock market anomalies that contradicts efficiency of markets. This means that price movement in stock market has a tendency to be cancelled/naturalized in the long monthly and yearly periods. Therefore, this study aims at investigating mean reversion in Tehran Security Exchange. For the purpose of this study, unit root test and autocorrelation test ...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
سیدصفدر حسینی حسن مافی مهدی اروندی

the main purpose of this study was to estimate the market demand of tractor stock in africa, west asia and other target markets for iran manufactured tractors. box and jenkins, and exponential smoothing methods were applied, using data from 1961 to 2006. results indicated that demand for tractor stock in the target markets will be approximately 533 thousand sets in 2012 and consequently the ann...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

today, information technology and computers are indispensable tools of any profession and translation technologies have become an indispensable part of translator’s workstation. with the increasing demands for high productivity and speed as well as consistency and with the rise of new demands for translation and localization, it is necessary for translators to be familiar with market demands an...

Generally, high oil prices slow economic growth, cause inflationary pressures and creates global imbalances. In addition, oil price volatility increase uncertainty and restrain the much-needed investment in the capital market. Thus, this paper applies the Augmented Dickey Fuller and Johansen Co-integration Tests in which the effect of oil price volatility, crude oil price and stock price is ana...

Journal: :تحقیقات مالی 0
حجت الله باقرزاده دکتری اقتصاد مالی، دانشکدۀ اقتصاد دانشگاه تهران، ایران علی اصغر سالم استادیار دانشکدۀ اقتصاد دانشگاه علامه طباطبائی، تهران، ایران

the current paper examines intertemporal capital asset pricing model in iran’s stock market. dynamic conditional correlation was used to estimate conditional variance and covariance portfolios with market returns. time varying beta is estimated by kalman filter method. based on the obtained results, risk aversion coefficients were between 0.013 and 0.28 and the average was 0.20. significance of...

Journal: :تحقیقات اقتصادی 0
مهدی مشکی

this article intends to examine some theoretical viewpoints related to share values and prices in the stock market. in this context, the role of di vid end policie s, as well as the corelation of pricing th eories and dividends in postulating the market prices are studied. furthermore, the effects of promotion sh ares in the market, and the role of price anticipations and expected trends in the...

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