The Kochs are libertarian, not conservative.
“I’m basically a libertarian, and I’m a conservative on economic matters, and I’m a social liberal,” Koch said, who acknowledged that his beliefs about same-sex marriage and abortion conflict with the conservative beliefs held by many of the candidates propped up by the checks cut by him and his brother. “That’s their problem. I do have those views. What I want these candidates to do is to support a balanced budget.