Rick Santorum’s decision to bow out of the presidential race frees up millions of dollars that Republicans can now spend to fight Obama.

In the battle for bucks, small donors are giving much more to Romney's GOP rivals, Rick Santorum and Newt Gingrich.

What drives the Republican presidential candidate, and what's more important than the simple fact that he has wealthy friends.

The GOP presidential candidate is looking at having to raise more money to fight off rivals with staying power.

A lack of campaign cash could cost the presidential candidate in Illinois' primary next week.

The Republican presidential candidate has been quite vague about his stance on a number of economic issues — what's been his record so far, and what is his personal background?

Super PACs are not allowed to spend the millions they take in on campaign organizations. Some cash-rich Super Tuesday candidates were so organization poor they couldn't collect enough signatures to get on ballots in all ten states.

Michigan is a state known for its unions. But Mitt Romney says employees should be able to opt out of mandatory union dues.

Rick Santorum, the candidate who has raised the least amount of money, recently won three primaries. Does this mean money doesn't matter as much as we thought?