Changes in exchange rate are a result of multiple factors, including the balance of international payment and market supply and demand.

汇率的变化是国际收支平衡和市场供求等多种因素共同作用的结果。

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International payments are made in the currency of the exporting country. Therefore, the paying countries have to buy the currency of the exporting country in the foreign exchange market.

国际支付是用出口国货币进行的，所以，付款国必须到外汇市场上购买出口国的货币。

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If turbulence in international financial markets could be contained soon, and its impact on the real economy limited, world output could still grow at 2.6% (GDP measured at market exchange rates).

如果国际金融市场的动荡能尽快得到遏制且对实际经济的影响能有效控制，那么全球产出仍有望取得2.6%的增长(GDP以市场汇率计算)。

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Leo Melamed, a Jewish immigrant from Poland, took control in 1969 and introduced currency futures and the International Monetary Market to the exchange.

FORBES: Up From the Pits

Almost from its inception, CCX had a strong connection with the Atlanta-based Intercontinental Exchange, whose subsidiary is the International Petroleum Exchange, the world's largest petroleum futures options market.

FORBES: Magazine Article

Purchasing power in the international market, whether it is for flour or oil, occurs through market exchange rates.

ECONOMIST: Come to my party