This fall marks five years since the financial collapse of American International Group Inc. that fueled a global economic crisis. Since then, AIG executives and financial experts have given days of congressional testimony, thousands of pages of documents have been turned over to government investigators, and several postmortem books have been published.

AIG's current general counsel, Thomas Russo, even coauthored a research paper exploring what happened to the economy in 2008. (His conclusion: It was the combined fault of consumers, government, and corporations for overleveraging.)