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Open Access Article
1 - Using A Multivariate Statistical Method of Factor Analysis and Grounded Theory to Review the Theory of Agency in Developing Countries (A Case Study of Iran)
Mirza Mohammadi Rahmatollah Mohammadi pour Ghodratallah Talebnia Negar KhosravipourThe asymmetry of information between managers and shareholders significantly affects the company's investment decisions and exacerbates the problems of agency. It seems that these problems in developing markets such as Iran are more than developed markets. This research MoreThe asymmetry of information between managers and shareholders significantly affects the company's investment decisions and exacerbates the problems of agency. It seems that these problems in developing markets such as Iran are more than developed markets. This research is an exploratory study, and it aims at reviewing the theory of agency in Iran. In the present study, based on the research paradigm, first, data acquisition strategy is selected based on a qualitative approach, and then qualitative study and analysis, quantitative approach, and factor analysis approach have been used to confirm the validity of the extracted model. Statistical analysis of research data shows that among the hypotheses of agency theory, risk aversion, supervision, and reward are revised dimensions in Iran like examples of developing countries.The results confirm the existence of assumptions; 1. Conflict of interests of manager and owner, 2. Information asymmetry, 3. Reverse choice, 4. Ethical risk, 5. Maximizing the expected utility, 6. Forcing and 7. Failure to confirm the assumption is the ability to predict the future and receive information. due to the existence of information asymmetry, higher investment risks of minority shareholders and transparency problems, the lack of ability to predict the future and receive information is necessarily confirmed. Manuscript profile -
Open Access Article
2 - Comparison of Selected Performance of Portfolio Investment Companies by Using of Grey Forecasting and Johnson’s Index in Tehran Stock Exchange Market
Rahmatollah Mohammadi pour Zhaleh Alavimoghadam Adel FatemiThe purpose of resent research is to analysis and compares performance evaluation models of selected investment companies in Tehran Stock Exchange Market in the field of their portfolio management. The duration of research was between years 2009-2014. Statistical societ MoreThe purpose of resent research is to analysis and compares performance evaluation models of selected investment companies in Tehran Stock Exchange Market in the field of their portfolio management. The duration of research was between years 2009-2014. Statistical society the research is consisting of all active investment companies in in Tehran Stock Exchange Market which were 30 companies. Volume of research sample is by using of omit systematic method and also is by considering time of accepting in stock consisting of 14 companies. Data of research which are done based on compare couple and also gathered by financial ratio. Analysis process technic is used for compare couple analysis and used criteria weight determine in ash analysis. For determining company's priority based on financial ratio and weights of any of these companies; grey analysis is used. In present research all of the relations are approved by gain results. The result shows that there is no significant difference between obtained rankings by using of grey Forecasting Johnson ranking; it could be claim that there is no priority between grey forecasting and Johnson ranking. Results based on ranking of tested companies showed that criteria that used in this research were in same direction with liquidity criteria, so it is a confirmation of the fact that economic and accounting criteria could be a good and appropriate base for investors in selecting portfolio; and also that used criteria in the research is very powerful criteria for companies’ performance assessment. Manuscript profile -
Open Access Article
3 - Studying the Effects of Related Factors to Risk on Shareholders’ Equity Cost by Considering Earnings Quality for Accepted Companies in Tehran Stock Exchange
Masome Mami Rahmatollah Mohammadipourcost by considering earnings quality for accepted companies in Tehran StockExchange. This survey investigates a population of 76 companies during the timeperiod of 2009-2014. The results show that under high earnings quality, the marketrisk factor, the book risk to mark Morecost by considering earnings quality for accepted companies in Tehran StockExchange. This survey investigates a population of 76 companies during the timeperiod of 2009-2014. The results show that under high earnings quality, the marketrisk factor, the book risk to market factor, and the size risk factor have positiveeffects, and the profit risk factor has negative effects on shareholders equity cost. Manuscript profile
List of Articles Rahmatolah Mohammadipour
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