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“The sciences do not try to explain, they hardly even try to interpret, they mainly make models. By a model is meant a mathematical construct which with the addition of certain verbal interpretations describes observed phenomena. The justification of such a model construct is solely and precisely that it is expected to work.” John Von Neumann
2 comments:
That is cool. Look at those red spots, all oil related, of course!
Don't understand what 'owner's equivalent rent' means though.. someone'll gotta explain that to me...
Here's another great NYT visualization of market volatility:
http://www.nytimes.com/imagepages/2008/01/05/business/20080106_soapbox_graphic.html
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