Of course. Yet few people so far are identifying that as a major factor. I think it was the single biggest factor. It's reasonable to think that had spending been roughly equal the GOP would have kept the House and maybe picked up even more Senate seats, like MI, and won some more Governor races.
You’re right. And we need to treat politics as a daily process. Not just campaign two months before an election, but every day for the next two years. And that means billions of dollars need to be raised.
And yet when Brat defeated Cantor he was outspent better than 50-1.
There’s more to it than money. With good ideas and organization and motivated people you can overcome any monetary disadvantage.
I think the biggest problem may be that so many state orgs are plagued with leadership that would rather a Democrat win than see conservatives succeed.