I. The assumptions -- II. The consumption-indifference map and the trade-indifference map -- III. The free trade equilibrium with a zero balance of trade -- IV. The case of constant costs -- V. The case of decreasing costs -- VI. The representation of commercial policy with a zero balance of...

I. Economic efficiency and distributional justice -- II. The present position in the developed countries -- III. The trade union state -- IV. The welfare state -- V. A property-owning democracy -- VI. A socialist state -- VII. Conclusion.