I highly encourage you all to get aquainted with Steve Keen. An economics professor here in Australia.
He has just posted online a quick 30 minute discussion to a university group on the state of play now, how we've gotten here and where we're likely to be. He's been pretty accurate so far...
BBC iPlayer - Analysis: Steve Keen: Why Economics Is Bunk
I particularly like his quote
"Capitalism was far more dynamic when engineers dominated back in the 50's, we need to get back there where the financiers are the servents of the engineers, not the masters"
Geez, we could apply this to Aviation in toto