The Edwards Effect - Paul Krugman in New York Times

The Edwards Effect - Paul Krugman op-ed in New York Times: "Mr. Edwards, far more than is usual in modern politics, ran a campaign based on ideas. And even as his personal quest for the White House faltered, his ideas triumphed: both candidates left standing are, to a large extent, running on the platform Mr. Edwards built.

To understand the extent of the Edwards effect, you have to think about what might have been."