[snapplebobapple]

As an aside, this is only true if the paper supplier has no market power. Generally, if the next best supplier of paper is significantly worse than the one refusing to supply you then yes, they are definitely censoring you.Your position is correct in a competitive market because there are lots of other sellers willing to give the same terms but in the real world it's mostly oligopolies and monopolies with significant market power across broad swaths of the economy who definitely can suppress speech by choosing to not do business with someone.