The financial crisis of 2007–2010 was related to the collapse of real estate bubble, especially in the United States.
 
US Real Estate Index Chart - California, San Francisco  February 2013. 


Real Estate bubble began in 1997, accelerate first time 1999, than starts small correction, accelerate second time in 2003/2004 and ended in 2006.

US Real Estate Index Chart - California, San Francisco  February 2013.

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