This video is a brief introduction to external credit ratings, where we have two pages to show you. The first page is a review of the credit rating scale. David added some color to this, but more importantly in bullets, he teased out what we think are the essential need-to-know items about the external credit ratings. So, this is what we think you really want to know, or need to know, especially if you're sitting for an exam like the FRM or the CFA.
