Check out this KUNC piece on self-funding political candidates over time.
They don’t always, or even often, win. But there’s one Colorado candidate who does win consistently.
And here’s a look at the numbers:
#COpolitics - Political beta based on data
#COpolitics (https://www.copolitics.co/2017/07/22/when-the-big-bucks-come-from-the-colorado-candidate/)