LegBranch analysis by Charles Hunt and Casey Burgat of congressional campaign spending, citing the Center for Responsive Politics on how often the bigger spender wins.
the higher spending House candidate wins over 90 percent of the time.
Body
Bears on the line that the candidate who raised the most almost always wins. PARTLY SUPPORTS: the over-90-percent figure comes from Center for Responsive Politics analysis of FEC data, and the authors caution the effect is strongest in uncompetitive races. No FEC or CRS analysis states it.