Former Fed Chairman Alan Greenspan Dies at 100

A Bloomberg retrospective on former Fed Chair Alan Greenspan who died at 100. The piece looks back at his 18-year tenure, the Greenspan put that supported 1990s prosperity, his later reflections on negative rates, and his focus on the threat of the US deficit. - Alan Greenspan died at age 100 on June 22 from Parkinson's complications. - Served as Fed Chair for 18 years, the second-longest tenure in history. - Credited with guiding the economic expansion of the 1990s via the 'Greenspan put'. - Expressed surprise about the emergence of negative interest rates. - Warned that entitlements are crowding out gross domestic savings. - His legacy was dimmed by the 2008 financial crisis. - The piece is purely an obituary with no current investment views.