存在商业折扣时经济订货批量的决策，除了考虑订货成本和储存成本外，还应考虑采购成本。()
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根据项目资本成本进行投资选择时，应采用公司加权平均资本作为决策的依据，而不是以项目特定资本来源的成本作为决策依据(即使某个项目的资本来源是单一的)。()
订货过早会使存货储备减少，一旦供货不及时，就会影响生产需要。()
当EVA大于零时，表明公司运用资产获取的收益超过了投入资本成本，增加了股东的价值。()
This passage mainly tells us that
A. parents" love for their children is great.
B. it is dangerous for parents to reunite with their children in a disaster.
C. we should develop reasonable plans for disasters.
D. the U. S. government has been well prepared for disasters.
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