Trying to escape the partisan bickering and political pandering that is dominating this election season? Good luck. Those party lines may extend much farther than you think.

From choosing where to get that morning coffee fix to which car you bought to get you there, your political party association may be driving those purchase decisions.

Republicans, for example, are more likely to head to Dunkin' Donuts for their daily cup of Joe, while Democrats are more inclined to get their caffeine fix from Starbucks, according to a study released this week by the neuro-insight firm Buyology.