What the Christmas Bomber Hath Wrought

Randy Barnett has helpfully posted the latest security directive issued by the TSA here.

I wonder what this is going to do to passenger air traffic between the US and elsewhere. And what it's going to do to the airlines' earnings.

Here's what CNNMoney.com is reporting at this writing. All the airlines are down between roughly 2% and 5.4% excepting, interestingly, Northwest.