Which one of the following statements is the MOST accurate? （ ) A: A depreciation of a country's currency makes its goods more expensive for foreigners. B: An appreciation of a country's currency makes its goods more expensive. C: A depreciation of a country's currency makes its goods cheaper for foreigners. D: A depreciation of a country's currency makes its goods cheaper.

In the Linder theory of trade, a country sends goods to other countries which , and the greatest trade of a country is expected to be with countries which have per capita income levels that of the original country.

“Trade surplus” is a situation in which the value of goods a country imports is worth more than it exports.

Which shipping document is a document required by customs to determine true value of the imported goods, for assessment of duties and taxes? A: insurance policy B: commercial invoice C: packing list D: commercial invoice

“Trade surplus” is a situation in which the value of goods a country imports is worth more than it exports. A: 正确 B: 错误