Just asking

Of course, I don't really understand the market collapse.

Do you?

A house of cards way too complicated for a simpleton like me.

But, if I am not mistaken, the ever-so-brilliant Lehman Brothers were enormously over-leveraged on paper mortgages.

In short, they put most of their eggs in one basket.

Now, excuse me for asking those who know so much better.

But isn't a basic principal of investment to maintain balance and diversity?