M.A. Thesis:

Auditor's Opinion, Auditor's Reputation , Cost of Debt

Sources of funding for the companies is one of the most chanllenging issues in the investment market. Thus, the type of funding and the relevant expenses is of great importance. The purpose of this study is to examine the effect of the auditor's report and the auditor reputation on the debt expenses of the companies accepted in Tehran Stock Exchange. In this study, an unmodified opinion is considered and for the auditor’s reputation, the Organization audit was considered.. For this purpose, the information regarding 183 companies active in the stock exchange were collected during an six-year period between 2009-2015 and were analyzed using the panel data technique and the Eviews softaware. After examining and testing the hypothesis of research at 95% confidence level, it can be said thatauditor’s Opinion and auditor reputation has not a significant effect on the debt expenses of the company. While it was expected that, according to theoretical foundations explained, would have existed significant relationship between the auditor's reputation and the auditor's opinion on the debt expense. . . . .

Keywords: Cost of Debt, Auditor’s Opinion, Auditor’s Reputation