Because they're an ancap. From what I've gathered they seem to believe markets should essentially determine everything
FYI: Ancap == Anarcho-capitalist. They believe that markets are able to solve all problems. Market failures are a fundamental blemish to their philosophy, so they tend to pretend that they don't exist.
A more accurate statement might be that I don't care for half-witted theories which are widely toted, used as justification to impose authoritarian regulations and conceal the true cause of today's problems.
I did feel the cold boot of the Government on my neck as I forked over that nickel. If I don't pay, they will send men with guns to ensure I do. Men with guns!