How Does Money Affect The U.S. Elections?

Each election year, candidates spend millions of dollars on their campaigns. So do candidates with big money have a better shot at winning?

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When Super PACs Attack (slate.com)
"The Iowa caucuses have finally come and gone, and the super PAC wars continue."

Candidates and Their Super PACs Can't Legally Coordinate. Here's How They Do Anyway. (slate.com)
"Under federal electoral law, a political candidate cannot "coordinate" with the super PACs supporting his or her campaign."

Using Repeat Challengers to Estimate the Effect of Campaign Spending on Election Outcomes in the U.S. House (uchicago.edu)
"Previous studies of congressional spending have typically found a large positive effect of challenger spending but little evidence for effects of incumbent spending."

2012 Presidential Race (opensecrets.org)
"When all was said and done, Barack Obama and Mitt Romney, the two major party candidates for president in 2012, spent close to $1.12 billion -- not counting the millions more spent by the parties and outside groups."