http://nkimepx7nuhyzeiy5flekrhwzvuoseowpmxdlu6hw5swqx22qdyhdgqd.onion/contract-theory.html
A prominent counter-argument to this thesis was forwarded by Rothbard
in his Ethics of
Liberty : 4 The distinction between a man’s alienable labor service and his
inalienable will may be further explained; a man can alienate his labor
service, but he cannot sell the capitalized future value of that
service. In short, he cannot, in nature, sell himself into slavery and
have this sale enforced—for this would mean that his future will over
his own person was being surrendered...