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阿明 · 2017年07月08日

NO.PZ2015120604000170

  1. CFA I
  2. Quantitative

这个题的第一步，算出来的PV是394967，跟答案对不上，帮忙看一下，谢谢。

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源_品职助教 · 2017年07月09日

同学，解答说了，要把计算器调整先付年金模式“with calculator in BGN mode.”你算的数字是在后付年金模式下算的，所以和答案中的不一样。

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NO.PZ2015120604000170问题如下 A.J. plans to phis chils tuition fee for four years starting 15 years from now. He estimates the fees is $22,000 per year. If the saving account interest rate is 5.5% annually, anhow mupayment A.J. shoulmake the enof eayefrom now? A.$3,441.23B.$3,800.07C.$4,009.08B is correct.Step 1: N = 4, FV = 0, I/Y = 5.5, PMT = 22,000, CPT PV = -77,113.30Step 2: PV =0, N = 14, I/Y = 5.5, FV = 77,113.30, CPT PMT =-$3,800.07老师，我发现我做类似的题最容易做错的部分就是前面一个时间段短年份数，就像这道题，我就会按照15年来计算。

2023-07-21 11:57 1 · 回答

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2023-06-08 19:57 1 · 回答

NO.PZ2015120604000170 问题如下 A.J. plans to phis chils tuition fee for four years starting 15 years from now. He estimates the fees is $22,000 per year. If the saving account interest rate is 5.5% annually, anhow mupayment A.J. shoulmake the enof eayefrom now? A.$3,441.23 B.$3,800.07 C.$4,009.08 B is correct.Step 1: N = 4, FV = 0, I/Y = 5.5, PMT = 22,000, CPT PV = -77,113.30Step 2: PV =0, N = 14, I/Y = 5.5, FV = 77,113.30, CPT PMT =-$3,800.07 除非北美那边学费是年末付的。 这个显然不符合常理吧。是不是算4年学费现值应该选年初支付呢。因为这个是有差异的呀。

2023-04-22 10:01 1 · 回答

NO.PZ2015120604000170 问题如下 A.J. plans to phis chils tuition fee for four years starting 15 years from now. He estimates the fees is $22,000 per year. If the saving account interest rate is 5.5% annually, anhow mupayment A.J. shoulmake the enof eayefrom now? A.$3,441.23 B.$3,800.07 C.$4,009.08 B is correct.Step 1: N = 4, FV = 0, I/Y = 5.5, PMT = 22,000, CPT PV = -77,113.30Step 2: PV =0, N = 14, I/Y = 5.5, FV = 77,113.30, CPT PMT =-$3,800.07 15、16、17、18年需要交学费，那应该是年初交，所以计算机要调整成BGN，N=4,I/Y=5.5,PMT=22000,FV=0,得出折现到15年时候得PV=81354；从现在0时刻开始，每年年末存一笔钱，到14年，一共存了14笔，计算机调整成ENN=14,I/Y=5.5,PV=0,FV=-81354,

2023-02-03 14:57 2 · 回答

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2022-12-19 14:01 3 · 回答