From the Senate vote on the stimulus package. If, as Brad Delong calculates, the three "moderate" Republican votes cost us 600,000 jobs then Senator Gregg's absence cost us 200,000 jobs.

Not bad for someone who has not even been confirmed. Will someone please find some dirt on this man?

By the way, will Brad's students please start going to his office hours. Wonks Anonymous is thinking envious of his blogging prowess.