A Very Short Bump

You'd expect the President got a poll numbers bump up as a result of the bin Laden killing, and you'd be right. However, it didn't last long, it is already gone.

This article in National Journal examines Obama's Gallup polling numbers which went up and back down in record time. They report:

Obama's bounce is smaller in magnitude and shorter in duration than the bumps enjoyed by other presidents over the past 70 years.

To what do they attribute the shortness of the bump? Concern with economic matters appears to be what is on voters' minds.