So the point is, if you've got a handful of very large companies that are overwhelming the index and they're down eighty percent, it doesn't matter that there's a whole bunch of perfectly healthy companies chugging along.

Exactly.

That's exactly the case, and that's exactly what we saw.

And that's what really prompted the idea of what we call Fundamental Index.

So Research Affiliates at the time created this, this index strategy that said m- market capitalization is really just one way to determine the size of a company.

If you wanna have some sort of rules-based index strategy where you pick companies according to their size, let's look at other measures of company size.

Company sales is a good measure.

... mentioned RAFI Growth to me, which feels a little bit like an oxymoron for the people that know the fundamental index, so tell me more.