Then if you fast forward to 2005 and look at the average return that was posted for 2000,it was +1.2%.
如果把时间快进至2005,5年后公报的2000年平均收益,变成了1.2%
You're not responsible for that, you're not responsible y for correlating +1 to y, minus 1 to x.
你们不需要了解这些,你们不需要,记住+1对应。
I mean if you chose Alpha, you're swinging from A to B-; and from Beta, swinging from B+ to C.
要是你选α,你的分数会在A到B-,选β,分数范围会在B+到C
If you want to call something as A + B, it means that I did A and then I did B.
如果你想某个量称为 A + B,它表示我先沿着 A 走,然后是 B
You have to discount something that's one period in the future by dividing it by 1+r.
你必须把未来一段时间内的资金通过,除以1+r来贴现
Normally, if I tell you 3x + 4y = 6, and 9x + 6y = 14, you know how to solve it.
一般来说,如果我给你两个方程 3x + 4y = 6,和 9x + 6y = 14,你们肯定会解
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