Greenspan served under the presidencies of Ronald Reagan, George HW Bush, Bill Clinton and George W BushAlan Greenspan, the influential economist who ​steered US ⁠monetary policy ⁠during ​his ‌five ‌terms as chair ‌of the Federal Reserve ‌under four presidents, ​has died aged 100, according to the Fed.In a statement that she shared with NBC News, Andrea Mitchell – Greenspan’s wife and a correspondent of the network – said he died from complications of Parkinson’s disease. Continue reading... ...read more read less