Which is why a free market requires regulation, but only for the purpose to break up trusts, cartels and monopolies, and to ensure equal access to the market and a level playing field.

It's not a trivial problem to solve and probably requires constant readjustment, and there's probably plenty of room for ambiguity in assessing which decision would make the market more free or whether something is or isn't hurting market freedom. But some regulation is undeniably necessary.