[名词解释] 摩擦成本法(Frictioncostapproach)
[问答题]There is a large amount of energy wasted due to friction (摩擦).
[问答题]There is a large amount of energy wasted due to friction(摩擦).
[单选题]Using the debt-rating approach to find the cost of debt is most appropriate
[主观题]选择成本(Alternative cost)
[名词解释] 选择成本(Alternative cost)
[名词解释] 平均成本(Average cost)
[名词解释] 边际成本(Marginal cost)
[名词解释] 隐成本(Implicit cost)
[名词解释] 私人成本(Private cost)