50 years of market swings - watch out for the next recession
http://money.cnn.com/magazines/fortune/storysupplement/investor_special/2008/index.html
How does this bear market compare with others
http://www.nytimes.com/interactive/2008/10/11/business/20081011_BEAR_MARKETS.html
average recession occurs every 7 years.
2008 - 2009
2016?
