Well, the Obama administration is arguing that it's good even though we're still losing jobs because we're losing them at a slower rate, i.e. the second derivat

Well, the Obama administration is arguing that it's good even though we're still losing jobs because we're losing them at a slower rate, i.e. the second derivative is positive. And if we're going to play that game, it looks like the third derivative had already become positive by the end of Bush's term...