Admittedly, this is fairly biased video material, but it is very interesting and explanatory, especially in the current crisis. Part 1 and Part 2 are the best and most informative. At the bottom is a great video explanation of sub-prime.
Part 1:
Part 2:
Part 3:
Part 4:
Part 5:
Explanation of Sub-prime:
All your videos on the banking system have been removed. Mmmm I wonder why? =)