简答题When the exporter delivers the goods, the insurable interest in such goods transfers at the point and time where the risk shifts from the ________ to the ________, as determined by the international commercial terms used. A、importer, exporter B、exporter, importer C、insurer, insured D、insured, insurer简答题_______ take the form of taxes or duties. It becomes a source of income for the government. A、Tariff barriers B、Non-tariff barriers C、Anti-dumping duty D、Countervailing duty简答题When trading some commodities like large-sized machines, technological instruments, or electric machines, the quality of which should be indicated ________. A、by brand B、by origin C、by illustration D、by grade简答题________ is often used in barter trade, compensation trade, processing trade, etc. The importer and exporter open letters of credit in favor of each other, and the two L/C are conditioned on each other. A、Revolving L/C B、Reciprocal L/C C、Back-to-Back L/C D、Anticipatory Credit简答题Nowadays, ________ are generally used in international trade. A、 British System B、U.S. System C、Metric System D、International System of Units