Interesting article by Mark Cuban about ‘the cause of bubbles’

Whether you agree or not, it is thoughtful and thought provoking discussion of Bubbles and Financial Engineering (IMO):

"Let me get this straight. In 2008, funds trying to squeeze out another basis point or two thought they were being conservative buying insurance on heavily leveraged portfolios of sub prime loans and other debt. Once those loans started to default, it created a cascading deleveraging event which lead to major financial institutions failing and the “smartest” minds on Wall Street being forced to dump everything to raise cash, which in turn lead to a crisis of confidence and deleveraging that created the worst week in the history of the stock markets. Did I get this right ?" (from Blog Maverick)