以判例法为主要渊源的美国,对最密切联系原则采用了灵活性的适用方法,赋予法官较大的自由裁量权,主张由法官根据案件的具体情况,综合分析权衡各种因素,全面考察法律关系来确定最密切联系的法律。最密切联系原则是美国《第二次冲突法重述》为冲突法理论所作的最大贡献,《第二次冲突法重述》以一般原则或政策、联系因素及推定性规则的例外条款相结合体现最密切联系原则,将其作为指导思想,贯穿始终。最密切联系原则在美国确立的重要意义在于将美国法院从僵固法律选择规则的枷锁中解放出来,打开了探索开放灵活法律选择规则和方法的一扇大门。 The United States, with the main source of case law, has adopted a flexible method of application of the principle of closest contact, giving judges greater discretion. They advocate that judges judge the various factors comprehensively according to the specific circumstances of the case, Relationship to determine the most closely linked law. The principle of the closest connection is the United States’ “Second Restatement of Conflict Law” which makes the greatest contribution to the theory of conflict law. The “Second Conflict Restatement” is a combination of general principles or policies, contact factors and exception clauses of presumptive rules Embody the principle of the most intimate contact, and use it as a guideline throughout. The importance of the principle of closest ties established in the United States lies in the liberation of American courts from the shackles of rigid rules of legal choice and opens the door to exploring the rules and methods for the selection of open and flexible laws.