The Political Economy of Volatility Dynamics in the Hong Kong Stock Market

Despite its obvious importance, little empirical research has examined the impact of political risk on stock market volatility. This paper uses data on the Hong Kong stock market over a long sample period to investigate whether political risk has induced regime shifts in stock market volatility. Reg...

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محفوظ في:
التفاصيل البيبلوغرافية
المؤلفون الرئيسيون: Fong, W. M., Koh, Seng Kee, Benedict
التنسيق: text
اللغة:English
منشور في: Institutional Knowledge at Singapore Management University 2002
الموضوعات:
الوصول للمادة أونلاين:https://ink.library.smu.edu.sg/lkcsb_research/2536
https://doi.org/10.1023/a:1024133632104
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المؤسسة: Singapore Management University
اللغة: English
الوصف
الملخص:Despite its obvious importance, little empirical research has examined the impact of political risk on stock market volatility. This paper uses data on the Hong Kong stock market over a long sample period to investigate whether political risk has induced regime shifts in stock market volatility. Regime shifts are modelled via a Markov switching EGARCH model that allows for regime-dependent volatility asymmetry. We find strong evidence of regime shifts in conditional volatility as well as significant volatility asymmetry in high volatility periods. Major political uncertainties were reflected in a switch to the high-volatility regime. However, contrary to popular perceptions, we find no evidence that the Hong Kong stock market has become persistently more volatile since the start of Sino-British political negotiations in 1982.