总而言之，格林斯潘在执掌货币政策时对美国和世界还是尽职尽责的，特别是他的有所不为：即试图通过拖慢经济发展来制止股市和房市的投机。
All in all, Greenspan served the United States and the world well through his stewardship of monetary policy, especially by what he did not do: trying to stop stock and housing speculation by halting the economy in its tracks.