During recent years, examining the performance of contrarian strategies has been taken into consideration by scholars and stock market's activists, though several evidences are available based on profitability of this type of strategies, much of them have been referred to American and European's stock markets. In current study, the act of these strategies will be examined in Tehran's stock exch...

This paper empirically examines the theoretically ambivalent relationship between socially responsible investing (SRI) and stock performance. It contributes to the existing literature by considering both the US and the entire European stock markets and by using consistent world-wide corporate sustainability performance data. Our portfolio analysis from 1998 to 2009 is based on the common four-f...

Available online 4 April 2008 How is corporate governance measured? What is the relationship between corporate governance and performance? This paper sheds light on these questions while taking into account the endogeneity of the relationships among corporate governance, corporate performance, corporate capital structure, and corporate ownership structure. We make three additional contributions...

In this paper, we develop an economic production quantity (EPQ) model under machine breakdown and two types of repair (corrective and preventive). also, study the simultaneous effect of holding safety stock and purchasing policy. In order to avoid shortages occurring as a result of the random repair time, in addition to keep safety stock, we suppose that the manufacturer could purchase some qua...

The aim of this study is to examine the performance stock umbrella funds with Omega measurement. measurement ranks investors based on a certain risk limit or expected return rate, called threshold value. In study, rate values from 1% 10% were determined as Between years 2016-2020 Turkey Electronic Funds Distribution Platform (TEFAS) also traded 48 funds’ data are used. As result analysis, 1 10 ...

Over the last few years, the World Wide Web has transformed itself from a static content-distribution medium to an interactive, dynamic medium. The Web is now widely used as the presentation layer for a host of on-line services such as e-mail and address books, e-cards, e-calendar, shopping, banking, and stock trading. As a consequence, HTML files are now typically generated dynamically after t...