他的立场与前美联储主席格林斯潘的教条针锋相对。 格林斯潘认为中央银行不应该因为金融部门出现过剩而调整政策，而应该集中于对随后产生的任何问题做出反应。
His position is a refutation of former Fed Chairman Alan Greenspan’s doctrine that the central bank should not adjust policy in response to financial-sector excesses, but instead should concentrate on reacting to any problems that subsequently arise.