Can banks twist their ratios to look safer than they really are? Can banks really be too big to fail? Has it worked elsewhere? The Fool's Matt Koppenheffer answers these questions in the following video.

Try any of our Foolish newsletter services free for 30 days. We Fools don't all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.