Of course, Democrats and Republicans are becoming increasingly polarized in their views of Romney. From Gallup:
This trend will likely continue.
Most interesting is the recent partisan polarization in views of the economy. Again, from Gallup:
In September 2011, Democrats and Republicans were 24 points apart on the economic confidence index. Now they are 53 points apart. Put differently, a lot of the increase in economic confidence is coming from the president’s party.