Ambiguity Theory and Asset Pricing: Empirical Evidence from Tehran Stock Exchange
Publish Year: 1397
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:
JR_AMFA-3-4_007
تاریخ نمایه سازی: 7 مهر 1400
Abstract:
Modern portfolio theory is based on the relationship between risk and return and in this paper, specific uncertainty conditions are introduced as ambiguity which affects the asset pricing. Also, the relationship between risk, ambiguity and return is examined. First, ambiguity is estimated by the means of three-variable and main component method, trading volume, ask-bid spread, error of earnings forecast and afterwards, it has been used to examine the interaction between risk, ambiguity and return. Current research method is correlative descriptive and statistical sample consisted of ۱۲۰ corporates accepted in Tehran Stock Exchange during ۲۰۱۲-۲۰۱۷. To test the hypotheses, regression analysis has been utilized. Results revealed the existence of ambiguity in Tehran Stock Exchange, which affects the asset pricing negatively
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Authors
Zeynab Ramzi Radchobeh
Department of Accounting, Qazvin Branch, Islamic Azad University, Qazvin, Iran
Javad Rezazadeh
Department of Accounting, Tarbiat Modares University, Tehran, Iran
Hossein Kazemi
Department of Accounting, Qazvin Branch, Islamic Azad University, Qazvin, Iran
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