After Citizens United, Political and Legal Strategies Still Evolving

WNYC:

"Much is still unknown about the source and impact of all the new campaign spending, including who spent what. Nearly half of the money spent has not been disclosed, said Michael Luo, who covered campaign spending during this election for The New York Times.

There's no question, though, that the outside spending completely transformed the calculus around campaign cash this election cycle. Spending on behalf of conservative candidates and causes dwarfed the outside spending for liberals, $191 million to $91 million. But Democrats raised more money than Republicans, Luo said, which is not surprising because there were more Democratic incumbents.

“It wasn’t like Democrats were completely defenseless in all this,” Luo said. “In a lot of cases, what a lot of this Republican outside group spending was doing was leveling the playing field.” "