The Problem of deciding on the part of a consumer or a novice individual investor when to invest in the stock market and how to select what company’s share to buy in order to be able to get a good portfolio growth in the highly volatile stock market demands the development of expert systems for the novice investors. Many earlier studies have demonstrated how expert systems enhance the performan...

according to recent developments of predicting methodsin financial markets, and since the stock price is one of the mostimportant factors for investment decision-making, and its predictioncan play an important role in this field, the aim of this study is toprovide a model to predict the stock price movement with highaccuracy. accordingly, a hybrid model for predicting the stock pricemovement us...

Rational investors tend to diversify their asset for reducing investment risk. Markowitz portfolio model can be an strategy minimize risk and maximize return of investment. This study establishes the with positive weight constraints determined target returns. Quadratic programming is approach used determine proportion each stock in portfolio. Therefore, 5 efficient portfolios less level than in...

This paper evaluates the determinants of bank performance in China. In particular, we examine the effects of stock market volatility, competition and ownership on bank performance in China. The sample comprises a total of 11 banks (four state-owned and seven joint-stock commercial banks) listed in the Chinese Stock Exchanges. The period under consideration extends from 2003-2009. The Generalize...

Stock market plays a very influential role for the economy of any country. Energy sector is considered as one of the dominating sectors in the stock market. This sector is evidently affected by oil and gas prices and performance of this sector is evaluated by stock returns of the oil & gas companies. Therefore, the study of such stock returns always remains an objective of interest for many fin...

This paper evaluates the determinants of bank performance in China. In particular, we examine the effects of stock market volatility, competition and ownership on bank performance in China. The sample comprises a total of 11 banks (four state-owned and seven joint-stock commercial banks) listed in the Chinese Stock Exchanges. The period under consideration extends from 2003-2009. The Generalize...

This study investigated the effects of information system (IS) integration on financial performance in Tehran Stock Exchange with an emphasis on the mediating role of cost performance and quality performance. This survey was carried out in 2018 by distributing 300 questionnaires among all CEOs, financial administrative vice-presidents, accounting managers, and accountants of manufacturing compa...

since public sector enterprises poor performance become evident, privatization as a means of improving such enterprises performance and curbing government interference in business activities has attracted much attention at national policy making levels. privatization is a complex and long term process the effect of which may appear over a long period of tome. there fore, considering it a limpid...