Alan Greenspan, a highly influential American economist and former chairman of the Federal Reserve, has died at the age of 100. His death was reported by NBC News, citing his wife as the source. Greenspan passed away due to complications related to Parkinson’s disease. He led the Federal Reserve from 1987 to 2006, overseeing a period of significant economic growth and navigating several financial crises. Throughout his long career, Greenspan became known for his monetary policy decisions and his impact on the American economy. He served under four U.S. presidents and was a key figure in shaping economic policy for nearly two decades. His death marks the end of an era for American economic leadership.