Having accumulated more capital, insurers and reinsurers must write ever more business to prop up the return on it.

ECONOMIST: Insurance

The trading algorithms read the news flow and buy, the news writers look at the buying and decide it must be good and so write more positive news words, leading the algorithms to read them in turn, and so buy more.

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Apple had a strong hand in the formation last year of the Internet Streaming Media Alliance, an industry group that wants to create a blueprint for an open standard that would allow content developers to write for one format, instead of three or more as they now must do.

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