The federal Financial Crisis Inquiry Commission in concluded in its final report two years ago that the 2007-2008 market upheaval, followed by national recession, came from a decade of "pervasive permissiveness" by regulators with expanding debt and high-risk behavior by home buyers and owners, mortgage lenders, investors and financial institutions that repackaged and resold that debt.

WSJ: NY attorney general looks at ratings agencies

As international troops draw down from Afghanistan and the military presences lessens, what is really going to help the country and provide a future for Afghans is the civil society groups who work to keep children off the streets and to provide viable alternatives, like education and jobs training, that mitigates youth recruitment into ideologically extreme groups or other high-risk behavior.

FORBES: 11 Years After 9/11: Looking Ahead At The Youth Of Afghanistan

When positions and exposures cannot be determined rapidly--as was the case, for example, when program trades overwhelmed the system during the 1987 stock market crash--potential outcomes include highly risk-averse behavior by market participants, sharp declines in market liquidity, and high volatility in asset prices.

FORBES: Transcript