The first principle is: ‘Each person is to have an equal right to the most extensive total system of equal basic liberties compatible with a similar system of liberty for all.’ The second principle is: ‘Social and economic inequalities are to be arranged so that they are both (a) to the greatest benefit of the least advantaged, consistent with the joint savings principle [the joint savings principle provides for fair investment in the interests of future generations], and (b) attached to offices and parties open to all under conditions of fair equality of opportunity’ (p. 302).