技术经济学概论(吴添祖版) 第三版第五章 课后答案 最重要的就是第五章的答案 要得很急!

2025-01-05 18:28:10
推荐回答(1个)
回答1:

这并不是我写的。但希望可以帮到你。祝开心!

第三章
5、某企业2007年生产A产品1.2万件,生产成本180万元,当年销售1万件,销售单价250元/件,全年发生管理费用15万元,财务费用8万元,销售费用为销售收入的3%,若销售税金及附加相当于销售收入的5%,所得税为25%,企业无其他收入,求该企业2007年的利润总额、税后利润是多少?

v5、解:
利润总额
= 销售收入-当期生产成本-管理费-财务费用-销售费用-销售税金及附加
= 1x250-180x1/1.2-15-8-1x 250x (3%+5%)
=57(万元)
税后利润
=57*(1-25%)=42.75(万元)

v6、解:
v(1) 方法Ⅰ:折现到起始点
P1+P2 (P/F, i,5) =A1(P/A, i,4)+A2(P/A, i,5) (P/F, i,5)
方法Ⅱ:折算到P2点
P1(F/P, i,5)+P2=A1(F/A, i,4) (F/P, i,1) +A2(P/A, i,5)

P1+P2 (P/F, i,5) =A1(P/A, i,4)+A2(P/A, i,5) (P/F, i,5)
P1(F/P, i,5)+P2=A1(F/A, i,4) (F/P, i,1) +A2(P/A, i,5)
v(3)
P1+P2 (P/F, i,5) =A1(P/A, i,4)+A2(P/A, i,5) (P/F, i,5)
P1(F/P, i,5)+P2=A1(F/A, i,4) (F/P, i,1) +A2(P/A, i,5)

v7、某企业1年前买了1万张面额为100元、年利率为10%(单利)、3年后到期一次性还本付息国库券。现在有一机会可以购买年利率为12%、2年期、到期还本付息的无风险企业债券,该企业拟卖掉国库券购买企业债券,试问该企业可接受的国库券最低出售价格是多少?

v解:
设可以接受的最低出售价格是X 元/张,依据题意有:
10000x100(1+3x10%) = X·(1+2x12%)x10000
X = 100(1+3x10%) /(1+2x12%)
= 104.83(元)

v8、某人从25岁参加工作起至59岁,每年存入养老金5000元,若利率为6%,则它在60~74岁间每年可以等额领到多少钱?

v9、某企业获得10万元贷款,偿还期5年、年利率为10%,试就下面四种还款方式,分别计算5年还款总额及还款额的现值。

(1)每年末还2万元本金和所欠利息;
(2)每年末只还所欠利息,本金在第5年末一次还清;
(3)每年末等额偿还本金和利息;
(4)第五年末一次还清本金和利息。

v(1)方式: 2x5+(1+0.8+0.6+0.4+0.2)=13万
v(2)方式:10x10%x5+10=15万
v(3)方式:10(A/P,10%,5) x5=13.19万
v(4)方式:10x (F/P,10%,5)=16.1万
还款额的现值: 都是 10万

v10、某公司引进一项专利,对方提出有两种付款方式可供选择。一种是:一笔总算售价25万美元,一次支付;另一种是:总算与提成相结合,其具体条件是,签约时付费5万元,2年建成投产后,按产品每年销售收入60万元的6%提成(从第3年末开始到第12年末)。若资金利率为10%,问从经济角度该公司应选择哪种付款方式?

v10.解:
v 一次支付现值: 25万
v 总算与提成相结合支付费用现值: 5+60×6%(P/A,10%,10)(P/F,10%,2)
=23.28<25
v因此,采用方案2,即用提成与总算的方法.

v11、某企业向银行贷款20万元,条件是年利率12%,每月计息一次,求年实际利率以及3年末应归还的本利和?

v解:
年计算利息的次数为12,名义利率为12%,所以实际利率为
v r*=(1+12%/12)12-1=12.68%
v 所以支付终值=20(F/P,r*,3)=28.62万元

v12、某设备除每年发生5万元运行费用外,每隔3年需大修一次,每次费用为3万元,若设备的寿命为15年,资金利率为10%,求其在整个寿命期内设备费用现值为多少?

v解:
PC=5x(P/A,10%,15)+3x (P/F,10,3)
+3x (P/F,10%,6)+3x (P/F,10%,9) +3x (P/F,10%,12)
v =44.2(万元)

v13、某企业对过去的生产数据进行分析,得出它的总成本(TC)和产量(Q)之间的关系如下:
v求产量为50单位时的边际成本。

v14、某企业拟购买一项专利技术,预计该专利技术使用后可产生年净收益28万元,有效使用期为6年,若投资收益率为15%,试求该专利技术的价值?

v解: 该技术的专利价值现值:
P=28(P/A,15%,6)=28*3.784=106(万元

v15、每年年末等额存入1500元,连续10年,准备在第6年、第10年、第15年末支取3次,金额相等,若年利率为12%,求支取金额为多少?

解:
1500(P/A,12%,10)=X(P/F,12%,6)+X(P/F,12%,10)
+X(P/F,12%,15)
X=1500(P/A,12%,10)/( (P/F,12%,6)+
(P/F,12%,10)+ (P/F,12%,15))
=8381(元)
16、某永久性投资项目,预计建成后年净收益5600万元,若期望投资收益率12%,求允许的最大投资现值为多少

解 :
v P=5600(P/A,12%,∞)
=5600/12%
=46700(元)

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