FILE - President George Bush gestures while meeting with economic advisors in the Cabinet Room of the White House, Jan. 15, 1991. Federal Reserve Board Chairman Alan Greenspan, center, and White House Chief of Staff John Sununu look on. (AP Photo/Doug Mills, file)
FILE - Alan Greenspan chairman of the Council of Economic Advisers, chats with newsmen prior to his appearance on NBC's "Meet the Press", Sept. 29, 1974, in Washington. (AP Photo/Bob Daugherty, file)
FILE - President Bush names his top economic adviser, Ben Bernanke, right, to become the chairman of the Federal Reserve Board, replacing Alan Greenspan, left, in the Oval Office at the White House in Washington, Oct. 24, 2005. (AP Photo/J. Scott Applewhite)
FILE - President Reagan congratulates Alan Greenspan after he was sworn-in as new chairman of the Federal Reserve Board during a ceremony at the White House in this Aug. 11, 1987. (AP Photo/Barry Thumma, file)
FILE - Federal Reserve Board Chairman Alan Greenspan testifies on Capitol Hill, Nov. 3, 2005, in Washington. (AP Photo/Lauren Victoria Burke, file)
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FILE - President George Bush gestures while meeting with economic advisors in the Cabinet Room of the White House, Jan. 15, 1991. Federal Reserve Board Chairman Alan Greenspan, center, and White House Chief of Staff John Sununu look on. (AP Photo/Doug Mills, file)
Doug Mills
FILE - Alan Greenspan chairman of the Council of Economic Advisers, chats with newsmen prior to his appearance on NBC's "Meet the Press", Sept. 29, 1974, in Washington. (AP Photo/Bob Daugherty, file)
Bob Daugherty
FILE - President Bush names his top economic adviser, Ben Bernanke, right, to become the chairman of the Federal Reserve Board, replacing Alan Greenspan, left, in the Oval Office at the White House in Washington, Oct. 24, 2005. (AP Photo/J. Scott Applewhite)
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FILE - President Reagan congratulates Alan Greenspan after he was sworn-in as new chairman of the Federal Reserve Board during a ceremony at the White House in this Aug. 11, 1987. (AP Photo/Barry Thumma, file)
Former Federal Reserve Chair Alan Greenspan, whose long tenure at the U.S. central bank earned him the nicknames “Oracle” and “Maestro,” died Monday from complications of Parkinson’s disease. He was 100.