问题已解决
老師,圖一是課堂上用的內(nèi)插法,流入減去流出=0,圖二是老師一直教的流入=流出的方法計(jì)算內(nèi)插,圖三我把老師的方法帶入課堂的內(nèi)插計(jì)算,答案不一樣,是哪里出錯(cuò)了?
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您好,兩個(gè)差異是計(jì)算irr時(shí),凈值是零還是6。
2020 11/09 18:48
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2020 11/09 18:51
老師沒(méi)說(shuō),就是用圖二老師寫的去算
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2020 11/09 18:52
圖二的現(xiàn)值系數(shù)不是假設(shè)等于6嗎
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2020 11/09 18:52
0也是假設(shè)出來(lái)的呀
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2020 11/09 18:54
您好,不是的,是6年為基礎(chǔ)。但凈現(xiàn)值是零。
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2020 11/09 18:57
我知道也是六年,圖二老師列的就是計(jì)算內(nèi)插法的方法
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2020 11/09 18:59
您好,是的,但是前提是計(jì)算內(nèi)涵報(bào)酬率的凈現(xiàn)值是零,您用的是六,公式右上角的金額。
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2020 11/09 21:53
老師列的這個(gè)等式方程解年金現(xiàn)值系數(shù)不是6嗎
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2020 11/09 22:00
您好,對(duì)于本題,內(nèi)涵報(bào)酬率對(duì)應(yīng)的凈現(xiàn)值是零。不是6。
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