In the hours since the Oregon study was published in the New England Journal of Medicine, a number of talking points have emerged from those who insist that Medicaid must be making a significant difference in health outcomes.

FORBES: Oregon Study: Medicaid 'Had No Significant Effect' On Health Outcomes vs. Being Uninsured

The AP pollsters put it this way, they say, those who have become extremely concerned about the economy since last fall show no significant difference from everyone else in backing a presidential candidate.

NPR: 'Marketplace' Report: Economy in Focus