In his book The Age of Turbluence, Alan Greenspan explained the "conundrum" he had described in testimony before the Senate Committee on Banking, Housing, and Urban Affairs on February 16, 2005 as due to the globalizaton of financial markets, evidenced by the increasing dominance of the United States in the provision of financial services. the globalizaton of financial markets, evidenced by a surge in the global asset pool and accompanying disinflationary pressures worldwide. the housing crisis of 2007-08, which caused the federal government to bail out many banks. the housing crisis of 2007-08, which made many people question the policies of the Federal Reserve..