This study adopts the Markov-switching ARCH (hereafter SWARCH) model to examine the volatility nature and volatility linkages of four segmented Chinese stock indices (SHA, SZA, SHB, and SZB). Our empirical findings are consistent with the following notions. First, we find strong evidence of...

Adopting a MS-VAR model (Krolzig, 1997) and a recently developed regime-dependent impulse response analysis technique (Ehrmann, et al., 2003), this paper investigates the dynamic relationships among the stock markets of the US, Australia and New Zealand. Our results reveal the existence of two...

In his seminal paper, Brooks argues that the relation between return volatility and trading volume can be both linear and nonlinear. Adopting both linear and nonlinear Granger causality tests, he shows that there exists both linear and nonlinear bi-directional causality between trading volumes...