A duration dependence test for rational speculative bubbles in the Chinese stock market

The Chinese stock market suffered from great fluctuation in the past two decades, especially in periods 2006-2008 and 2014-2015. The long increasing stock prices and followed sharp decline arise the suspicion that bubbles exist in the Chinese stock market. Therefore, this dissertation aims to invest...

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Main Author: Dai, Chichen
Format: Dissertation (University of Nottingham only)
Language:English
Published: 2019
Online Access:https://eprints.nottingham.ac.uk/57885/
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author Dai, Chichen
author_facet Dai, Chichen
author_sort Dai, Chichen
building Nottingham Research Data Repository
collection Online Access
description The Chinese stock market suffered from great fluctuation in the past two decades, especially in periods 2006-2008 and 2014-2015. The long increasing stock prices and followed sharp decline arise the suspicion that bubbles exist in the Chinese stock market. Therefore, this dissertation aims to investigate whether these abnormal price movements can be attributed to bubbles. This dissertation employs the duration dependence test for detecting rational bubbles, which is suitable for the properties of the Chinese stock market. By investigating real returns of the Chinese stock market index, negative duration dependence in positive runs was found in the full sample period 1997-2019 and the sub-period 1997-2010, but no duration dependence was found in the sub-period 2010-2019. The results suggest the existence of rational bubbles in the Chinese market in the sub-period that covers the first suspicious bubble existence period (2006-2008), while no rational bubble in the sub-period that covers the second suspicious bubble existence period (2014-2015).
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spelling nottingham-578852022-12-02T10:54:33Z https://eprints.nottingham.ac.uk/57885/ A duration dependence test for rational speculative bubbles in the Chinese stock market Dai, Chichen The Chinese stock market suffered from great fluctuation in the past two decades, especially in periods 2006-2008 and 2014-2015. The long increasing stock prices and followed sharp decline arise the suspicion that bubbles exist in the Chinese stock market. Therefore, this dissertation aims to investigate whether these abnormal price movements can be attributed to bubbles. This dissertation employs the duration dependence test for detecting rational bubbles, which is suitable for the properties of the Chinese stock market. By investigating real returns of the Chinese stock market index, negative duration dependence in positive runs was found in the full sample period 1997-2019 and the sub-period 1997-2010, but no duration dependence was found in the sub-period 2010-2019. The results suggest the existence of rational bubbles in the Chinese market in the sub-period that covers the first suspicious bubble existence period (2006-2008), while no rational bubble in the sub-period that covers the second suspicious bubble existence period (2014-2015). 2019-12-01 Dissertation (University of Nottingham only) NonPeerReviewed application/pdf en https://eprints.nottingham.ac.uk/57885/1/4317125%20N14031%20A%20Duration%20Dependence%20Test%20for%20Rational%20Speculative%20Bubbles%20in%20the%20Chinese%20Stock%20Market.pdf Dai, Chichen (2019) A duration dependence test for rational speculative bubbles in the Chinese stock market. [Dissertation (University of Nottingham only)]
spellingShingle Dai, Chichen
A duration dependence test for rational speculative bubbles in the Chinese stock market
title A duration dependence test for rational speculative bubbles in the Chinese stock market
title_full A duration dependence test for rational speculative bubbles in the Chinese stock market
title_fullStr A duration dependence test for rational speculative bubbles in the Chinese stock market
title_full_unstemmed A duration dependence test for rational speculative bubbles in the Chinese stock market
title_short A duration dependence test for rational speculative bubbles in the Chinese stock market
title_sort duration dependence test for rational speculative bubbles in the chinese stock market
url https://eprints.nottingham.ac.uk/57885/