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This study uses DCC-TGARCH model to examine time variation in systematic risk and contrarian strategy for winner and loser portfolios in eight Asian stock markets. The study period is from January, 1993 to December, 2010. Moreover, this study focuses on the impact of Asian financial crisis, Internet bubble and financial tsunami to explore systematic risk. The results show that winner and loser portfolios exist asymmetric volatility in eight Asian stock markets. Time-varying systematic risk and asymmetric volatility are found for winner and loser portfolios in Asian stock markets. Finally, when the financial crisis happened, the loser portfolio volatility is larger than the winner portfolio.
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