How bad was the cost of the Great Recession?

WE are coming into the fifth anniversary of the Lehman crash in September 2008. How bad was it? Have we fixed the problems?

Last month, the Federal Reserve Bank of Dallas published a staff paper estimating the costs of the 2007-2009 Financial Crisis. The conservative estimate came out at 40%-90% of 2007 output, roughly US$6 trillion to US$14 trillion.