...Bryan Burrough's "Bringing Down Bear Sterns" in the latest issue of Vanity Fair.
Worth a beach read.
For a more serious study of how speculation, greed, lies and an interconnected global financial system can move huge (!!!) sums of money in and out of countries/businesses with the click of a mouse key (aka you bleed out so fast that you don't even know you're dead), we recommend The Chastening by Paul Blustein.
Or you can just ask us what it was like to be on the ground in Buenos Aires for two weeks in late October 2001 when the Argentine government defaulted on a whole bunch of debt.