بررسي موانع استقرار و اجراي اثربخش كنترلهاي داخلي در سازمانهاي دولتي استان قزوين

Offer a Voluntary and Mandatory Disclosure Index on Based of Corporate Governances and its effect on cost of Capital

هدف اصلي اين تحقيق بررسي موانع تاثير‌گذار بر اجراي اثربخش كنترل‌هاي داخلي بوده است. به همين منظور براي شناسايي اين موانع از ابزار پرسشنامه استفاده شده است. روايي اين ابزار از طريق روايي محتوي و پايايي آن از طريق آزمون ضريب آلفاي كرونباخ تاييد گرديد. به منظور اجراي تحقيق از آزمون ميانگين يك جامعه استفاده شده است. همچنين موانع مورد نظر با توجه به ادبيات تحقيق در قالب موانع ذاتي، موانع برون سازماني و درون سازماني تقسيم بندي شده است. نتايج تحقيق نشان داد كه بر طبق نظرات افراد محدوديت‌هاي ذاتي ، موانع دااخلي و بيروني به ميزان بالايي در كنترل‌هاي داخلي موثر بوده است.

Information exposure is important for the person who exposures the information, audience and all people of society and all decisions in capital market and stock exchange, especially in passive investing, are made in an uncertain conditions; So capitalists need some information because base on these information, they can direct sources to high efficiency investments with logical risks. Capital cost is a scale in investing decisions and in building optimum capital structure, so identifying the effective factors on companies capital costs and finding ways to control and decrease this costs are necessary. All data about 124 companies, accepted in Tehran stock exchange between 2003-2011, was collected and explored. Multiple regression model, based on panel data, was used in this study. Results show that information exposure has no effect on capital cost of these corporate .Total exposure based on corporate governance also has no effect on capital cost .Dividing total exposure to two specialist part and by some analysis, one can conclude that all parts of total exposure (compulsory and arbitrary), based on corporate governance, have no effect on capital cost. Inattention of shareholders to exposure can be a reason for these results. Investors must recognize traits and potential of investee companies to increase their investment quality. Results of this study emphasize that Iran capital market show no response to information exposure.