American scholars Rowles and Nozick have different opinions in right belonging of intelligence and ability, so they insist on different principles of distribution justice.
Nozick illustrates the entitlement theory from three aspects -a principle of justice in acquisition, a principle of justice in transfer, and a principle of justice in rectification.
Utilitarianists hold justice is efficiency, Rawls thinks justice is equity, Nozick considers justice is the right of individuals, and in Macintyre justice is just the virtue.
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