So people, a lot of times, if they want to eat chocolate-chip cookies or birthday cake, they have a recipe book that tells them how to do that, where they might not have a recipe book for the master cleanse diet, or for Ratatouille, for that matter.

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But history tells us that when it comes to the stock market or sports, the experts are not reliable guides.

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The chairman of the committee, John Whittingdale, tells me that the committee has not finalised its conclusions or disclosed its thinking to Mr Murdoch.

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