来自《耶鲁大学开放课程：金融市场 第4集 第4集》
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then that's the optimal thing to do.那么这就是你的最佳选择 -
Other people might say, well you know,其他的人可能会说 你知道的 -
I'm really an adventurer--I don't care too much about risk--我就是一个投机商我不怎么在乎风险 -
I want the much higher return.我只想要更高的收益 -
Such a person might pick a point up here那样的人可能会在这里选一个点来投资 -
and that would be a portfolio with--a leveraged portfolio.那就是一个有...这是个杠杆投资组合 -
That would be a portfolio在这种组合里 -
where you borrowed at the riskless rate你可以以无风险利率借贷到一些资金 -
and you put more than 100% of your money从而可以投入比你本金更多的资金 -
into the tangency portfolio.来购买切线投资组合 -
What you could do is, say,你所做的就是 这么说吧 -
borrow $.50 on your $1你用手上的1美元借来了50美分