产品现值
产品现值-
根据期望销售价格、库存维持成本、资金利率等，计算了积压产品的现值。
Considering expectant sale price , inventory holding cost and interest rates , the present value of the backlog products was calculated .
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随稀土价格走势，积压产品的现值可高于、等于或低于现价，从而目标函数成为分段线性函数。
With the rare earth price fluctuation , the present value of the backlog products could be higher than , equal to or lower than current price , so the objective function become piecewise linear function .
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第三，估算将来收入流（比如发行衍生产品）的净现值，编造出来的利润。
Third , profits conjured up by taking the net present value of streams of income stretching into the future , on derivative issuance for example .