Second, because most exporters also import intermediate inputs that are priced in dollars, exchange-rate fluctuations have a limited impact on their costs and thus on their incentive to change dollar prices. And, third, exporters who wish to preserve their share in world markets – where prices are largely denominated in dollars – choose to keep their dollar prices stable, to avoid falling victim to idiosyncratic exchange-rate movements.
其次，由于大部分出口国同时也进口用美元计价的中间投入品，汇率波动对于它们的成本影响有限，因此对它们更改美元价格的刺激也有限。第三，欲保持其在世界市场——价格主要用美元计价——占比的出口国选择保持美元价格稳定以避免成为不利汇率波动的受害者。