28  Inalienability: when an entitlement is not transferable or saleable  Allocative externalities (enriched uranium)  Indirect externalities (human organs)  Paternalism Third way to protect an entitlement: inalienability source: http://www.shanghaidaily.com/nsp/ National/2011/06/02/Boy%2Bregrets%2Bselling %2Bhis%2Bkidney%2Bto%2Bbuy%2BiPad/
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