The present study aimed to investigate the effect of market structure and risk taking on the efficiency of banks accepted in Tehran Stock Exchange. This study was an applied research and all the banks accepted in Tehran Stock Exchange participated in the study and among them, 10 banks were...

The main purpose of this study was to explore the relationship between market and accounting measures of risk and the profitability of companies listed on the Frankfurt Stock Exchange. An important aspect of the study was to employ accounting beta coefficients as a systematic risk measure. The...

The study aims to investigate the impact of diversification in reducing unsystematic risks of the investment portfolio, and relied on four sectors and eight companies listed in Khartoum Stock Exchange (KSE) market. The study adapted the analytic descriptive and quantitative methodology.The study...

This paper provides a comprehensive analysis on stock return predictability in Santiago Stock Exchange from January 2007 to January 2016 by employing portfolio method. In the risk-related predictors, we found no statistically significant predictive power of beta, total volatility, and...

This study seeks to investigate herd behaviour among equity mutual fund managers and the performance of mutual funds that trade against the herd in South Africa. The behaviour of mutual funds has an effect on the stability and volatility of stock markets, the ultimate returns to the investors....

In this study, stocks traded in the Istanbul Stock Exchange-100 (ISE- 100) Index are classified according to a risk-return criterion using hierarchical clustering algorithms. Doing this, it is intended to show that how an informed investor can make more rational investments using cluster...

Many theories of portfolio management have been yet presented. In this research, we survey the efficiency and effectiveness of two well-known theories, the modern theory of portfolio and the postmodern theory of portfolio, by making use of popular ratios of Sharpe and Sterling. We evaluate the...

The aim of this study is to evaluate the functionality and effect of portfolio management of investment companies, which have had the active portfolio in Tehran stock exchange from 2005-2010. In order to do so, and assess their performance based on modern and post modern portfolio theories; this...