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How effective are trading pauses?

机译:交易暂停的效果如何?

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摘要

Exploiting Nasdaq order book data and difference-in-differences methodology, we identify the distinct effects of trading pause mechanisms introduced on US stock exchanges after May 2010. We show that the mere existence of such a regulation makes market participants behave differently in anticipation of a pause. Pauses enhance price discovery during the break but have adverse effects on price stability and liquidity after the pause. We find that pauses ultimately do not "cool off" markets but cause extra volatility. This implies a regulatory trade-off between the protective role of trading pauses and their adverse effects on market quality. (C) 2018 Elsevier B.V. All rights reserved.
机译:利用纳斯达克订单簿数据和差异差异方法,我们确定了2010年5月之后引入的交易暂停机制对美国证券交易所的显着影响。我们表明,这种法规的存在使市场参与者在预期到市场波动时表现出不同。暂停。暂停可以增强休息期间的价格发现,但对暂停后的价格稳定性和流动性有不利影响。我们发现停顿最终不会“冷却”市场,而是会引起额外的波动。这意味着在交易暂停的保护作用及其对市场质量的不利影响之间进行监管权衡。 (C)2018 Elsevier B.V.保留所有权利。

著录项

  • 来源
    《Journal of financial economics》 |2019年第2期|378-403|共26页
  • 作者

    Hautsch Nikolaus; Horvath Akos;

  • 作者单位

    Univ Vienna, Dept Stat & Operat Res, Oskar Morgenstem Pl 1, A-7090 Vienna, Austria|Res Platform Data Sci Uni Vienna, Vienna, Austria|Vienna Grad Sch Finance, Vienna, Austria|Ctr Financial Studies, Frankfurt, Germany;

    Univ Vienna, Dept Stat & Operat Res, Oskar Morgenstem Pl 1, A-7090 Vienna, Austria|Vienna Grad Sch Finance, Vienna, Austria;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Trading pause; "Magnet effect"; Price discovery; Volatility; Liquidity;

    机译:交易暂停;“磁效应”;价格发现;波动性;流动性;

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