As this chart shows, managers still expect that over the next 21 months default rates will revert toward, but not all the way to, the historical mean of 3.5% by principal amount.

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And the International Cricket Council confirmed all teams will now revert to their original travel schedules.

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When your profit margins are too fat it attracts all kinds of competition eventually causing your profits to revert to the mean.

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So if all of a sudden, Greece and Italy and Spain decided to revert to their national currencies, it is an interesting question how much (if any) of the 644bn euros the Bundesbank could get back.

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We all know what happens when steel is left exposed and unmaintained: Corrosion causes it to revert to its base elements as rust.

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