[問題] L2 的 band-of-investment 的問題
在 L2 reading 47的 band-of-investment 有個地方不太懂,
band-of-investment
= mortgage weight x mortgage cost + equity weight x equity cost
但是在mortgage cost 的地方要包含 sinking fund factor ,
不太了解 sinking fund factor代表什麼意思。
不知道可不可以請高手指教一下>"<
sinking fund factor的算法
N = n x 12 ; I = i/12 ; PV = 0 ; FV = -1 -> CPT:PMT
看起來是把原本以年為單位的mortgage,轉成以月為單位,但是不懂為什麼要這樣做,
而且此稱為sinking fund factor。
謝謝各位了>"<
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 118.165.142.30
推
05/25 23:56, , 1F
05/25 23:56, 1F
→
05/25 23:56, , 2F
05/25 23:56, 2F
→
05/26 00:49, , 3F
05/26 00:49, 3F
→
05/26 00:49, , 4F
05/26 00:49, 4F
→
05/26 01:55, , 5F
05/26 01:55, 5F
推
05/26 13:01, , 6F
05/26 13:01, 6F
→
05/26 13:02, , 7F
05/26 13:02, 7F
→
05/27 01:00, , 8F
05/27 01:00, 8F
推
05/27 18:49, , 9F
05/27 18:49, 9F
推
05/29 23:42, , 10F
05/29 23:42, 10F
→
05/29 23:43, , 11F
05/29 23:43, 11F
→
05/29 23:45, , 12F
05/29 23:45, 12F