Joe's stock would fall, suggested that the company should have written down the value of its assets by about two-thirds.

WSJ: St. Joe Pares Back Its Florida Vision

That book value has been serially written down to reflect ever-weakening real estate prices, but would be written back up when housing prices start to rebound.

FORBES: 3 Housing Stocks for a 2012 Rebound

But he has written down the value of Dow Jones, owner of the Wall Street Journal - and he lost a fortune on the sale of MySpace, one of the original social networks.

BBC: Murdoch's biggest setback?

The concepts of assessment for learning, particularly the value of peer- and self-assessment of work coupled with explicit, written-down or recorded logs of learning, are not recognized as a valuable norm in, arguably, the majority of our planet's classrooms.

ECONOMIST: The Economist Debate Series: Education