So is this analysis accurate? It’s hard to say; as we’ve been noting this week, speculation about why Massachusetts voters made the choice they did is bound to be… well, speculative. And, as Yglesias notes, if voters are behaving this way it would be “at odds with the fact that voters rarely explicitly conceive of themselves as acting on self-interest.” Still, in the fight to explain what this election was about, it’s another contender.

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Greg Marx is an associate editor at CJR. Follow him on Twitter @gregamarx.