you missed another factor

来源: 比花花还花 于 2009-04-14 13:27:15 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读： 0 次 (142 bytes)
The cost of 1 point (PV) can earn interests on it. so $3600 this year = (1 + x%)^ ? . x% is the rate.

It will take more than 6 years.
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