1Ben S. Bernanke, The Federal Reserve's Balance Sheet: An Update[EB/OL]. October 8, 2009, http://www.federalreserve.gov/newsevents/speech/bemanke20091008a.htm.
2Carmen M. Reinhart and Kenneth S. Rogoff, Banking Crises: An Equal Opportunity Menace[EB/OL]. NBER Working Paper No. 14587, December 2008.
3Edward S. Knotek Ⅱ and Stephen Terry, How will unemployment fare following the recession? [EB/OL]. Economic Review, Third Quarter, Federal Reserve Bank of Kansas City. 2009.