The Different Role of Mental Accounting on Optimal Portfolio Based on Speculative Bubble

سال انتشار: 1399
نوع سند: مقاله ژورنالی
زبان: انگلیسی
مشاهده: 184

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شناسه ملی سند علمی:

JR_IJFMA-5-19_004

تاریخ نمایه سازی: 10 آذر 1400

چکیده مقاله:

The aim of the study " The Different Role of Mental Accounting on Optimal Portfolio Based on Speculative Bubble on companies listed in the Tehran Stock Exchange" is the ۱۰-year study period listed in the Tehran Stock Exchange during ۲۰۰۸-۲۰۱۷ were analyzed.The data of ۱۱۰ firms were analyzed by using statistical softwares including Matlab, spss۲۰, Eviews۷ and Lingo in the studied years. In this research, mental accounting is based on Fernandez, The speculative bubble based on the gilium pattern are used as a risk measurement indicator. The result of testing the above hypotheses showed that for the calculated returns because it is greater than the error level, the hypothesis of equality of the average returns of the portfolios is not rejected. In terms of speculation bubble (subject to speculation) based on subjective accounting there is no significant difference and efficiency based on standard deviation index is not higher. The result of the statistical test of these hypotheses shows that the significance value for the calculated returns is greater than the error level, the hypothesis of mean inequality of portfolio returns (research hypothesis) is rejected and in other words the speculative bubble portfolio returns (greater than Portfolio returns are not without bubbles.

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نویسندگان

maryam saberi

Faculty of Eeconomics & Accounting, University of Islamic Azad south Tehran, Tehran, Iran

Roya Darabi

Associate Professor, Department of Accounting, South Tehran Branch,Islamic Azad University, Tehran, Iran

mohsenmohsen hamidian

Assistant Professor, Faculty of Economics & Accounting, University of Islamic Azad south Tehran, Tehran, Iran