European stocks drop at open; London down 0.62%
Europe's main stock markets slid at the start of trading on Thursday, with London's FTSE 100 index of top companies down 0.62 percent to 6,355.41 points.
Frankfurt's DAX 30 shed 0.61 percent to 7,681.61 points and in Paris the CAC 40 lost 0.62 percent 3,687.04.
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