Oklahoma blogger Derek Baker did a red/blue analysis of the Tax Foundation's list of states and their ratio of federal aid to federal taxes paid. Looking at the top 10 and bottom 10 (which includes Minnesota), he found that states with a Republican-leaning Congressional delegation tended to receive more money back.
He admits that other factors besides party affiliation come into play, but concludes:
t does seem to further belie the claim that the GOP is the party in favor of "fiscal responsibility" and against "the redistribution of wealth."
We might suggest the average incomes of the 10 donor states