对外经济贸易的范围很广,而要考核的经济效益指标也很多,但最主要和最一般的要算对出口商品的“换汇成本”和“盈亏率”的指标的考核。如系“以进养出”商品,则还要用“外汇增殖率”来进行考核其创汇效果。不论哪项经济效益指标,都是根据需要和可能来设计以期达到考核成果的目的。就对外经贸中主要的出口商品业务来说,它的换汇成本和盈亏率,就是其商品成本和收入进行比较所体现的经济效益。它与一般“利润”和“亏 The scope of economic and trade relations with foreign countries is very wide, and there are many indicators of the economic benefits to be assessed. However, the most important and most general assessment is the assessment of the indicators of “exchange costs” and “profits and losses” of exports. If the Department “to raise” the goods, but also with “foreign exchange rate of proliferation” to assess their foreign exchange earnings. No matter which economic benefits indicators are designed according to needs and possibilities in order to achieve the purpose of assessment results. As for the major export commodities business in foreign trade and economic cooperation, its exchange rate and profit and loss rate are the economic benefits embodied in the comparison of its cost of goods and income. It is with the general “profit” and "deficit