Speaking of Rothbard (who was a racist):

http://web.archive.org/web/20040202111019/http://www.lewrockwell.com/rothbard/ir/Ch5.html

A right-wing populist program, then, must concentrate on dismantling the crucial existing areas of State and elite rule, and on liberating the average American from the most flagrant and oppressive features of that rule. In short:

[…]

4. Take Back the Streets: Crush Criminals. And by this I mean, of course, not “white collar criminals” or “inside traders” but violent street criminals - robbers, muggers, rapists, murderers. Cops must be unleashed, and allowed to administer instant punishment, subject of course to liability when they are in error.

5. Take Back the Streets: Get Rid of the Bums. Again: unleash the cops to clear the streets of bums and vagrants. Where will they go? Who cares? Hopefully, they will disappear, that is, move from the ranks of the petted and cosseted bum class to the ranks of the productive members of society.

I suppose he saw no internal contradictions there.