自由贸易区是指两个或两个以上的国家通过签订自由贸易协定,在自由贸易区内取消它们之间的关税和非关税贸易壁垒,使区域内各成员国的商品可以自由流通,但各个成员国又可以保持独立的对区外非成员国的贸易壁垒的制度安排。比较典型的有北美自由贸易区、 Free-trade area refers to two or more countries through the signing of free trade agreements in the free trade zone to lift tariffs and non-tariff barriers between them, so that the member states of the region free flow of goods, but each Member States can in turn maintain independent institutional arrangements for trade barriers against non-member countries outside the region. More typical North American Free Trade Area,