Does the Name “the Affordable Care Act” Bias People Against the Affordable Care Act ?

The always informative Jonathan Cohn at the New Republic recently wrote about an opinion poll that seems to show significant support for at least one part of The Affordable Care Act. It showed a majority not only of Democrats and independents, but also Republicans, supporting Medicaid expansion:

Only one problem with that finding. Ask the same question while mentioning that this policy is encouraged by the Affordable Care Act, and now only about a third of Republicans support the idea:
So much for objective thinking!