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A global stock sell-off continued for a second day despite a bounce back in China Many global equity indices continued to fall on Wednesday after China's Shanghai Composite dropped almost 9 percent on Tuesday, its biggest decline in a decade, amid fears that Chinese authorities would crack down on stock market speculation. Though China's main market rebounded by nearly 4 percent on Wednesday, the tumble continued across Asia and Australia, and moved on to Europe where stocks were well down during early trading. However, many analysts welcomed the global-sell-off as a long overdue price correction. Helen Long reports.