The Effect of Change in Price Limit on Stock Market Volatility and Trading Volume -Evidence from Tehran Stock Exchange (TSE)

Financial market crashes in recent decades have given rise to discussions about excessive volatility in these markets. Some authorities recommend price limits as a device to control excessive price swings, arguing that price limits can provide a cooling-off period that allows investors to re-evaluat...

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Main Authors: Ahmad Badri, Maryam Ramezanian
Format: Article
Language:fas
Published: Shahid Bahonar University of Kerman 2010-11-01
Series:مجله دانش حسابداری
Subjects:
Online Access:https://jak.uk.ac.ir/article_39_fcd8bc17c7ac5895c26a3825b1f98f61.pdf
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author Ahmad Badri
Maryam Ramezanian
author_facet Ahmad Badri
Maryam Ramezanian
author_sort Ahmad Badri
collection DOAJ
description Financial market crashes in recent decades have given rise to discussions about excessive volatility in these markets. Some authorities recommend price limits as a device to control excessive price swings, arguing that price limits can provide a cooling-off period that allows investors to re-evaluate market information and make more rational decisions during the period of extreme price changes. On the other side, opponents claim that price limits cause volatility to spread out over a longer period of time, harming the price discovery process and liquidity of the market. These different opinions illustrate the lack of consensus on the effectiveness of price limits. This study empirically investigates the effectiveness of price limits by examining stock market characteristics (such as volatility and volume) around the revision of price limit (from 5% to 2% in 1384 and from 2% to 3% in 1387) on the Tehran Stock Exchange (TSE). The main finding of this study is that for the cross-section of stocks, the change in price limits is negatively related to the change in (weekly) volatility and trading volume. That is, price limit mechanism could not effectively reduce volatility in TSE. The second finding of this study is that the effects of the revision in price limit have no relation with size.
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spelling doaj.art-53b6747f91bb46109ae926881b265fb62022-12-21T21:20:38ZfasShahid Bahonar University of Kermanمجله دانش حسابداری2008-89142476-292X2010-11-0113315810.22103/jak.2010.3939The Effect of Change in Price Limit on Stock Market Volatility and Trading Volume -Evidence from Tehran Stock Exchange (TSE)Ahmad Badri0Maryam Ramezanian1استادیار گروه مدیریت مالی دانشگاه شهید بهشتیکارشناس ارشد مدیریت مالی، دانشکده مدیریت و حسابداری دانشگاه شهید بهشتیFinancial market crashes in recent decades have given rise to discussions about excessive volatility in these markets. Some authorities recommend price limits as a device to control excessive price swings, arguing that price limits can provide a cooling-off period that allows investors to re-evaluate market information and make more rational decisions during the period of extreme price changes. On the other side, opponents claim that price limits cause volatility to spread out over a longer period of time, harming the price discovery process and liquidity of the market. These different opinions illustrate the lack of consensus on the effectiveness of price limits. This study empirically investigates the effectiveness of price limits by examining stock market characteristics (such as volatility and volume) around the revision of price limit (from 5% to 2% in 1384 and from 2% to 3% in 1387) on the Tehran Stock Exchange (TSE). The main finding of this study is that for the cross-section of stocks, the change in price limits is negatively related to the change in (weekly) volatility and trading volume. That is, price limit mechanism could not effectively reduce volatility in TSE. The second finding of this study is that the effects of the revision in price limit have no relation with size.https://jak.uk.ac.ir/article_39_fcd8bc17c7ac5895c26a3825b1f98f61.pdfprice limitvolatilityvolumesizetehran stock exchange
spellingShingle Ahmad Badri
Maryam Ramezanian
The Effect of Change in Price Limit on Stock Market Volatility and Trading Volume -Evidence from Tehran Stock Exchange (TSE)
مجله دانش حسابداری
price limit
volatility
volume
size
tehran stock exchange
title The Effect of Change in Price Limit on Stock Market Volatility and Trading Volume -Evidence from Tehran Stock Exchange (TSE)
title_full The Effect of Change in Price Limit on Stock Market Volatility and Trading Volume -Evidence from Tehran Stock Exchange (TSE)
title_fullStr The Effect of Change in Price Limit on Stock Market Volatility and Trading Volume -Evidence from Tehran Stock Exchange (TSE)
title_full_unstemmed The Effect of Change in Price Limit on Stock Market Volatility and Trading Volume -Evidence from Tehran Stock Exchange (TSE)
title_short The Effect of Change in Price Limit on Stock Market Volatility and Trading Volume -Evidence from Tehran Stock Exchange (TSE)
title_sort effect of change in price limit on stock market volatility and trading volume evidence from tehran stock exchange tse
topic price limit
volatility
volume
size
tehran stock exchange
url https://jak.uk.ac.ir/article_39_fcd8bc17c7ac5895c26a3825b1f98f61.pdf
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