A similar study by the United States Federal Highway Administration, was also released in 2004 and also concluded that a more proactive approach to transportation demand was an important component of overall national transport strategy.
2004年，由美国联邦公路管理局发布的一项类似的研究，总结出一个更积极方法来满足交通运输的需求，这是国家综合交通战略的一个重要组成部分。