And b, they have what's called a low expense ratio since they're easy to implement, you don't pay anyone to be brilliant to implement if for you.

但是他们的费用比率很低,因为这种做法很容易，你不需要,有多聪明就能去实施。

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Again, it doesn't mean... this is slightly different from the papers... A that you've got to be brilliant philosophically to get an A.

再次重申，这不是意味着。,和论文有些许的区别。,不是说你们要巧妙的得到。

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