A Knock for Negative Campaigning?

I'm hearing a number of people say that the upshot of last night was a rebuke for negative campaigning. But I don't buy it. Because it misconstrues cause and effect.

To a great degree people are talking about the Corzine campaign and probably to a lesser degree Hoffman. But the reason negative campaigns often lose isn't necessarily because people don't like negativity. It's because you usua...