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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 …
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"The world made significant progress on reducing poverty between 1981 and 2001 — the number of people in developing countries living on less than US$1 a day fell from 1.5 billion to 1.1 billion, or from 40 to 21 percent of the world's population. In fact, however, nearly all this progress...
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