İstanbul Menkul Kıymetler Borsasında Ocak Ayı Etkisi = January Effect in Istanbul Stock Exchange

There are some questions of validity of Market Efficiency Theory because of the findings about the seasonalities. January effect is one of most studied subject in the literature. Tax reduction is the mostly used hypothesis to explain the January effect. According to the hypothesis: investors, who tr...

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Bibliographic Details
Main Author: Murat ÇİNKO
Format: Article
Language:English
Published: Dogus University 2008-01-01
Series:Doğuş Üniversitesi Dergisi
Subjects:
Online Access:http://journal.dogus.edu.tr/index.php/duj/article/view/78
Description
Summary:There are some questions of validity of Market Efficiency Theory because of the findings about the seasonalities. January effect is one of most studied subject in the literature. Tax reduction is the mostly used hypothesis to explain the January effect. According to the hypothesis: investors, who tried to get a tax reduction, are the main cause of the January effect. Investors are selling the stocks in December and make some loses and reduce the quantity from the tax. In January they buy stocks and make increase price and make profit. In this study January effect for ISE is tested starting from January 1989 and December 2006, 215 monthly returns. There is no evidence to prove the January effect in ISE.
ISSN:1302-6739
1308-6979