[多项选择]Questions 4～6
It is too early to say whether the recent declines in global stock markets signal anything out of the ordinary. Though large, they are hardly unprecedented: 8 percent for the Dow, 19 percent for Japan’s Nikkei, 21.7 percent for Brazil’s Bovespa (all changes are measured from recent highs, in April or May, until yesterdays closes). But the fact that they’ve occurred simultaneously suggests herd behavior. Spoiled by years of cheap credit, global investors seem to be reacting to the prospect of higher interest rates by fleeing stock markets almost everywhere. There is danger of a broader financial and economic setback.
The riskiest and most mysterious aspect of the present situation is the increasingly global nature of investment capital. Once, capital was largely compartmentalized by nation Americans saved and invested in the United States; Germans saved and invested in Germany. This world is disappearing. It is now routine for pension funds, mu

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