The Size Anomaly in Islamic Stock Indices: A Stochastic Dominance Approach

This paper examines whether small Islamic firms’ returns stochastically dominate (outperform) the returns of large Islamic firms using Ascending and Descending Stochastic Dominance (ASD and DSD) approaches. In other words, we investigate the size anomaly in Islamic equity indices. We use global, Eur...

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Main Authors: Osamah AlKhazali, Hooi Hooi Lean, Taisier Zoubi
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:International Journal of Financial Studies
Subjects:
Online Access:https://www.mdpi.com/2227-7072/10/4/102
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author Osamah AlKhazali
Hooi Hooi Lean
Taisier Zoubi
author_facet Osamah AlKhazali
Hooi Hooi Lean
Taisier Zoubi
author_sort Osamah AlKhazali
collection DOAJ
description This paper examines whether small Islamic firms’ returns stochastically dominate (outperform) the returns of large Islamic firms using Ascending and Descending Stochastic Dominance (ASD and DSD) approaches. In other words, we investigate the size anomaly in Islamic equity indices. We use global, European, Asian/Pacific, and US Islamic equity indices from 1996 to 2019. For risk-averse investors, we find that small-size portfolios of Islamic indices ASD outperform large-sized portfolios in Asia/Pacific and Europe, while the opposite is true in the Dow Jones and the US. For risk-seeking investors, we find that small-sized portfolios of Islamic indices DSD outperform large-sized portfolios in the Dow Jones and the US, while the opposite is true in Asia/Pacific and Europe. We conclude that a size anomaly is present, and Islamic stock indices are inefficient in the semi-strong form. The results of this study should assist those who are interested in investing in Islamic equity markets in building their investment portfolios.
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spelling doaj.art-236e4ac0f459413e97c553dca218787d2022-12-22T15:47:17ZengMDPI AGInternational Journal of Financial Studies2227-70722022-11-011010210210.3390/ijfs10040102The Size Anomaly in Islamic Stock Indices: A Stochastic Dominance ApproachOsamah AlKhazali0Hooi Hooi Lean1Taisier Zoubi2Department of Finance, School of Business Administration, American University of Sharjah, Sharjah P.O. Box 26666, United Arab EmiratesSchool of Social Sciences, Universiti Sains Malaysia, Gelugor 11800, Penang, MalaysiaDepartment of Accounting, School of Business Administration, American University of Sharjah, Sharjah P.O. Box 26666, United Arab EmiratesThis paper examines whether small Islamic firms’ returns stochastically dominate (outperform) the returns of large Islamic firms using Ascending and Descending Stochastic Dominance (ASD and DSD) approaches. In other words, we investigate the size anomaly in Islamic equity indices. We use global, European, Asian/Pacific, and US Islamic equity indices from 1996 to 2019. For risk-averse investors, we find that small-size portfolios of Islamic indices ASD outperform large-sized portfolios in Asia/Pacific and Europe, while the opposite is true in the Dow Jones and the US. For risk-seeking investors, we find that small-sized portfolios of Islamic indices DSD outperform large-sized portfolios in the Dow Jones and the US, while the opposite is true in Asia/Pacific and Europe. We conclude that a size anomaly is present, and Islamic stock indices are inefficient in the semi-strong form. The results of this study should assist those who are interested in investing in Islamic equity markets in building their investment portfolios.https://www.mdpi.com/2227-7072/10/4/102Islamic equity indicessize anomalystochastic dominance analysis
spellingShingle Osamah AlKhazali
Hooi Hooi Lean
Taisier Zoubi
The Size Anomaly in Islamic Stock Indices: A Stochastic Dominance Approach
International Journal of Financial Studies
Islamic equity indices
size anomaly
stochastic dominance analysis
title The Size Anomaly in Islamic Stock Indices: A Stochastic Dominance Approach
title_full The Size Anomaly in Islamic Stock Indices: A Stochastic Dominance Approach
title_fullStr The Size Anomaly in Islamic Stock Indices: A Stochastic Dominance Approach
title_full_unstemmed The Size Anomaly in Islamic Stock Indices: A Stochastic Dominance Approach
title_short The Size Anomaly in Islamic Stock Indices: A Stochastic Dominance Approach
title_sort size anomaly in islamic stock indices a stochastic dominance approach
topic Islamic equity indices
size anomaly
stochastic dominance analysis
url https://www.mdpi.com/2227-7072/10/4/102
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