Right, copyright often retard and frustrate attempt to get it to marginal cost. Still, there are pirated goods, which are often inferior products due to inconve

Right, copyright often retard and frustrate attempt to get it to marginal cost. Still, there are pirated goods, which are often inferior products due to inconvenient access. The one exception that I had already mentioned are translated Japanese manga and to less extent other Asia originated comics such as China and Korea. Generally, they act more as advertising and brake to competitor substitute goods that could otherwise gain momentum.