The usual models predict the future exchange rate only based on the information provided by the history values such as time series modeling.
固有模型只是根据汇率的历史值所提供的信息预测未来的现汇汇率。如广泛应用的时间序列模型。
They do so by taking their higher discount rate from the money market, where people exchange future money for present money, and vice versa.
他们从货币市场中采用更高的折现率，在那里人们将现在与未来的钱进行交换。
A third factor is that Asian central Banks are big buyers of Treasury bonds as part of their exchange-rate management policies, and are relatively indifferent to future returns.
第三个因素则是亚洲的央行作为国债的大买家，这是它们汇率管理政策的一部分，它们相对而言不关心未来的回报。
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