OBAMA 

Obama belongs to the Democratic Party which is one of the two major political parties in the United States of America. They support liberalism. They support capitalism and state intervention. Democrats are not  opposed to tax cuts for citizens and private companies, but are much less enthusiastic of these tax cuts that Republicans, as they say exaggerate rivals to benefit the rich. Besides advocating more government spending on social policy oriented.

MITT

Mitt belongs to the U.S. Republican Party. they are free market advocates and enemies of state intervention. Republicans want to further reduce the state privatizing other areas. the Republican Party was seen as a party "progressive".