New York, June 22 -- Legendary economist and long-time Federal Reserve chairman Alan Greenspan has died at the age of 100 due to complications related to Parkinson's disease.

His death was confirmed by his wife of 29 years, Andrea Mitchell, who is the chief Washington correspondent and chief foreign affairs correspondent for NBC News.

"Alan passed away at our home this morning at the age of 100 from complications of Parkinson's disease," Mitchell said in a statement, according to an NBC report.

"He was a giant of a man who helped shape the U.S. economy for decades under presidents of both parties, but was always honest in acknowledging his mistakes," the statement read.

Greenspan served under four US Presidents right from the close of...