Import restraints are equivalent to a sales tax and often apply to necessities.

进口限制相当于销售税，而且往往是针对必需品。

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But the cost is enormous and requires huge subsidies to producers and import restraints which have discouraged competitive exporters.

但是这样做的成本是很高的，并且要求对生产者以及进口进行大量补贴，而这个会挫伤出口竞争者的积极性。

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Furthermore, a Member shall not seek, take or maintain any voluntary export restraints, orderly marketing arrangements or any other similar measures on the export or the import side.

此外，一成员不得在出口或进口方面寻求、采取或维持任何自愿出口限制、有序销售安排或其他任何类似措施。

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