Saying that money corrupts politics is kind of like saying a turd was defiled by the flies that land on it.
http://www.nytimes.com/2010/01/24/weekinreview/24kirkpatrick.html
“There is no evidence that stricter campaign finance rules reduce corruption or raise positive assessments of government,” said Kenneth Mayer, a professor of political science at the University of Wisconsin-Madison. “It seems like such an obvious relationship but it has proven impossible to prove.”
It is not merely an academic question. The Supreme Court has consistently said that only fighting corruption or the appearance of corruption justifies laws that restrict political spending. Other rationales — like leveling the playing field between the haves and have-nots — are not enough.
...
In the United States, studies comparing states like Virginia with scant regulation against those like Wisconsin with strict rules have not found much difference in levels of corruption or public trust, several scholars said. Jeff Milyo, an economist at the University of Missouri, has compared states with strict bans on corporate contributions to political parties against those with no limits at all. “There is just no good evidence that campaign finance laws have any effect on actual corruption,” he said.
http://www.nytimes.com/2010/01/24/weekinreview/24kirkpatrick.html
“There is no evidence that stricter campaign finance rules reduce corruption or raise positive assessments of government,” said Kenneth Mayer, a professor of political science at the University of Wisconsin-Madison. “It seems like such an obvious relationship but it has proven impossible to prove.”
It is not merely an academic question. The Supreme Court has consistently said that only fighting corruption or the appearance of corruption justifies laws that restrict political spending. Other rationales — like leveling the playing field between the haves and have-nots — are not enough.
...
In the United States, studies comparing states like Virginia with scant regulation against those like Wisconsin with strict rules have not found much difference in levels of corruption or public trust, several scholars said. Jeff Milyo, an economist at the University of Missouri, has compared states with strict bans on corporate contributions to political parties against those with no limits at all. “There is just no good evidence that campaign finance laws have any effect on actual corruption,” he said.