I think had linked this before, but just in case, here's a graphical explanation of CDOs. Meanwhile, Felix Salmon has a really good explanation of synthetic CDOs.
Aaron Swartz lists the blogs he'd like to see.
Martin Wolf on why many economists didn't see it coming. He also discloses part of his economist scorecard, noting the economists who, at least partially, got it right- I would also love to see his Fs in addition to his As and A-s. In a similar vein, Casey Mulligan and Brad DeLong take stock.
I have referred to them quite a few times, but as The Big Picture notes, both WSJ and NYT have extensive overviews of the crisis.
Casey Mulligan returns to an old debate.
Big Picture has a credit crisis watch as well (Calculated Risk has been running one for quite some time now).
I noticed a couple of days ago that the long end of the US yield curve has started to decouple from from stocks and the dollar. Yves Smith adds a third anomaly as well as offer some explanations.
Dr. Doom on the three dreaded D's: Debt, debt deflation and defaults. FT Alphaville elaborates on why debt deflation is actually worse than deflation.
Quantitative easing in pictures.