Risk arises because currency movements may alter home currency values.

汇率风险起因因为有可能改变家里的货币价值。

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Whatever initially tends to improve the trade balance will tend to appreciate the home currency.

凡开始会改善贸易差额的，都会使本国货币涨价。

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The internationalization of home currency is not certainly related with the type of exchange rate regime.

本币的国际化不一定与汇率制度的类型有关。

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The price of their goods in yuan will be cheaper, and the money they earn in China will be worth more in their home currency.

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That is fine if it is in a bank's home currency, but not so fine if, for instance, a Japanese bank needs dollars in New York.

ECONOMIST: Foreign exchange

"A portfolio manager who's evaluating an exporter will need to balance the competitive advantage of having its home currency depreciate with the losses that result from translating that depreciating home currency back into dollars, " Mr. Webman says.

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