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Japan stock market 'driven by sentiment'

Global markets have fallen after weak Chinese data and amid worries that the US Federal Reserve may slow its monetary stimulus.

In Asia, the fall was led by Japan's Nikkei index, which closed down 7.3% having fallen as much as 10%.

The BBC's Rupert Wingfield-Hayes in Tokyo said that the stock market was "being driven by sentiment" and was therefore volatile.

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