Value: Does the customer know the value of the transaction, what it will cost, what are the benefits, what might they have to sacrifice, what will be their reward?
价值：顾客知道交易价值、成本、收益、需做出何种牺牲、将得到什么补偿吗？
Value: Does the customer know the value of the transaction, what it will cost, what are the benefits, what might they have to sacrifice, what will be their reward?
价值：顾客知道交易价值、成本、收益、需做出何种牺牲、将得到什么补偿吗？
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