优秀的谈判者会依据范围设定目标，可能会这样表述：“我们希望得到2美元，但如果我们得到1.5美元，也没问题。”

The good negotiators set their objectives in terms of range, which they might formulate as "We hope to get two dollars, but if we get one dollar and fifty, it will be all right."

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一般的谈判者把他们的目标设定为一个点。

The average negotiators set their objectives as single points.

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但由于美国拒绝设定减排温室气体的目标，谈判协商很快破裂。

But negotiations soon broke down because the us refused to sign up to targets on cutting greenhouse gas emissions.

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