Segments From this episode
When math wizard David X. Li invented a formula to price collateral debt obligations, many on Wall Street adopted it. But now the formula's being blamed for spurring the collapse of the financial sector. Kai Ryssdal discusses the formula with Felix Salmon, who wrote about it in Wired magazine.
New Orleans residents can celebrate more than Mardi Gras. The city's economy is doing pretty well because of the tourism and construction industries. Will it last? Kate Archer Kent reports.
Marketplace for Tuesday, February 24, 2009