关税约束

减让表所含市场准入减让涉及关税约束和削减，并涉及其中列明的其他市场准入承诺。

Market access concessions contained in Schedules relate to bindings and reductions of tariffs , and to other market access commitments as specified therein .

截至目前，大多数国家尚未把关税提高到约束水平，也尚未充分利用农产品补贴的余量。

To date most countries have not yet raised tariffs to bound levels or taken full advantage of headroom on agricultural subsidies .

关税（包括约束幅度和范围、普惠制规定、适用于自由贸易区/关税同盟成员的税率、其他优惠）

Tariffs ( including range and scope of bindings , GSP provisions , rates applied to members of free-trade areas / customs unions , other preferences )

如果所有国家将他们的关税水平提高至约束税率（与wto协定中规定的最高水平一致），中高收入国家的出口商可能面临两倍于目前水平的关税。

If all nations put up tariffs to their bound rate ( the highest rate consistent with their WTO commitments ) , exporters from middle and high income countries could face tariffs twice as high as current levels .