Because growth is infinitely sustainable, right? That's the central contradiction that US policy-makers are running into now, because of their reliance on an economic theory that can only explain unemployment as laziness (LOL). Hence the economic mismanagement that has them in hock to their greatest rival; China is busy buying Africa and killing off the Monroe Doctine in South America and the US is powerless to stop it.
http://observer.guardian.co.uk/bush/...958084,00.html
http://www.zmag.org/content/showarticle.cfm?ItemID=9494
http://www.countercurrents.org/sa-nelson120106.htm