نتایج جستجو برای: efficient market hypothesis
تعداد نتایج: 813669 فیلتر نتایج به سال:
Greed plays an important in the fluctuations of stock prices because investors want profits irrespective risk taken by them. This study aims to determine, whether, times rising trends market, greediness is good for investor or not. Secondly, can get high beating market The already formed deciles portfolios listed companies on NYSE, AMEX, and NASDAQ based size book value are from Kenneth R. Fren...
For many investors, it is important to predict the future trend of abnormal stock returns. Thus, in this research, the abnormal stock returns of the listed companies in Tehran Stock Exchange were tested since 2008- 2017 using three hypotheses. The first and second hypotheses examined the non-linearity and non-randomness of the abnormal stock returns ′ trend around the release date of annual fin...
This research aims to introduce an ideal model for forecasting Iranian crude oil price movements. It tries to make an all-out analysis of this energy product. Therefore, we tested the ‘predictability’ hypothesis by using the variance ratio test, BDS test and the chaos series test. Later, a structural analysis is a carried out to investigate possible nonlinear patterns in the series. Lyapunov ex...
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