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We develop a multivariate return and trading volume model, where each stock's system is driven by latent information arrivals in continuous time. The arrivals contain idiosyncratic and cross-relevant information, which provides both return and trading volume dependence. Conditional on the...
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The objective of this article is to investigate the volatility asymmetry, volatility-volume relationship by considering …-GARCH models to examine the volatility pattern in the stock market. Second, both contemporaneous and lagged trading volumes are … augmented in the volatility model to empirically verify the validity of Mixture of Distribution Hypothesis (MDH) and Sequential …
Persistent link: https://www.econbiz.de/10013078205
Through this research, we find that the asymmetric volatility phenomenon is reversed in the Shanghai Stock Exchange … during bull markets. That is, volatility increases more with good news than with bad news. This evidence is inconsistent with … the US markets. Further examination of this phenomenon reveals that the positive impact of good news on volatility is …
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Ramadan, the holy month for the Muslims, with the market return, volatility and trade volume in the of DSE. Applying GJR … stock market return and volatility. However, Ramadan has a significant negative impact on the daily trade volume of DSE …
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