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English Abstract: The conception of global macroeconomic spherical model is a three-dimensional space model, which is proposed under the integration of global economy and the globalization of network. In view of the financial crisis in USA in 2008, the output of its crisis has been changed into...
Persistent link: https://www.econbiz.de/10012986873
Persistent link: https://www.econbiz.de/10001506368
the abnormal returns and volatility changes of those component stocks. The empirical results show that, after the removal … volatility. To reduce the possible impact on volatility, the authorities may take the activity of margin transactions into …
Persistent link: https://www.econbiz.de/10008555948