By Adam Gabbatt, The Guardian
Monday, September 24, 2012

(Excerpt:)

Almost $465m of outside money has been spent on the US presidential election campaign so far, including $365m that can be attributed to the supreme court’s landmark Citizens United ruling, according to a report released on Monday.

Super Pacs, which came into effect following the 2010 Citizens United verdict, accounted for $272m of the expenditure in the study, conducted by the Sunlight Foundation, a non-profit organisation devoted to increasing transparency in government.

A further $93m has been spent by corporations, trade associations and non-profits which, according to the supreme court’s decision, are able to spend unlimited amounts on political campaigning without disclosing the source of their funds…

(For the full article, click here.)

(For the raw info from the Sunlight Foundation, click here.)