We search for evidence of conditional volatility in the quarterly real GDP growth rates of three East Asian tigers : Singapore, Hong Kong and Taiwan. The widely accepted exponential GARCH-type model is used to capture the existence of asymmetric volatility and the potential structural break...

The evolution of volatility and correlation patterns of the Malaysian ringgit and the Singapore dollar are analyzed in this paper. Our approach can simultaneously capture the empirical regularities of persistent and asymmetric effects in volatility and time-varying correlations of financial time...