Dictionary of the times
If you know what these stand for, you get extra wonk credit. If you don't, the Federal Reserve Bank of St. Louis has a glossary for you.
Its "financial crisis" words and phrases include "liar loan," "FICO credit score," "deposit insurance" and everything else you see bandied about by economists but not necessarily explained. There's also a financial crisis timeline and frequently asked questions like, "How does the current recession compare with the Great Depression?" (Short answer: "Most economists do not expect the current recession to rival the Great Depression in its severity, though some predict a rather severe recession by recent standards.")
(Back to the alphabet soup in the first paragraph: Troubled Asset Relief Program, London Interbank Offered Rate and government-sponsored enterprises. If you want explanations, you know where to click.)