For a premium brand, too much discounting can be detrimental to the image.
对于一个优质品牌，太多的打折会损害形象。
What's the current market rates of discounting?
现行的市场贴现率是多少？
We can leave the whole matter of discounting out of account.
对于整个贴现问题我们都可以不予考虑。
Another discounting model is the internal rate of return method.
另一个折现方法是内含报酬率法。
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