Too Big to Fail: The Inside Story of How Wall Street and Washington Fought to Save the Financial System from Crisis — and Themselves

by Andrew Ross Sorkin

For all the complaints about Wall Street being short-term oriented, most Lehman employees had a five-year vesting period, which meant huge sums of their own wealth were tied up in the firm without the ability to sell their shares. And as of Friday, those shares had lost 93 percent of their value since January 31;