Costs of Katrina

The human misery aside, Hurricane Katrina will almost certainly go down as the most expensive disaster in U.S. history.  Unlike the second-most expensive, Hurricane Andrew, insurers apparently won't be picking up most of the tab.  The good folks at the Wharton School have a take on the probable costs, problems, and results of rebuilding, in Picking Up the Pieces.  Free registration is required.