A quarter of the money amassed by Romney’s campaign and an allied super PAC has come from just 41 people, each of whom has given more than $100,000, according to a Washington Post analysis of disclosure data. Nearly a dozen of the donors have contributed $1 million or more…

Some of Romney’s biggest supporters include executives at Bain Capital, his former firm; bankers at Goldman Sachs; and a hedge fund mogul who made billions betting on the housing crash. These and other donor details follow the release last week of Romney’s tax returns, which showed millions held in the Cayman Islands and other overseas havens and a tax rate that is far lower than that paid by most American workers…

“Of course these guys are going to give a million dollars,” Franken said. “What a bargain — what a bargain to give that to a candidate who they know will veto a bill that makes the carried interest subject to the top” income tax rate.