Distributive State, 105–6; advantages and disadvantages, 124–131. Division of Labour, 54. Douglas Scheme of Credit, 187. Economic Imaginaries, examples of, 231–240. Exchange, a true form of production, 52. Exchange, Free, Formulæ of maximum wealth through, 59–60. Exchange, International, factor of National Currencies in, 142, 143. Exchange, Medium of, or currency, 70. Exchange, Multiple, 57–58. Exchange, Multiple, in International trade, 143–144. Exchange, Potential of, 53–54. Exchange value, necessary condition of wealth, 12–14. Expenditure, Luxurious, productive of Economic Imaginaries, 233. Exports not a test of wealth, 146–149. Formulæ defining production of wealth, 26. Formula, defining wealth, 14. Formula of Consumption, 32. Formula of Maximum Wealth through freedom of exchange, 59. Formula, of Production by Transport and Exchange, 32. Formula of Protection, 64. Formula of Potential of Exchange, 56. Formulæ of Subsistence, Interest and Rent, 50. Free Trade, arguments for, 153–155. Free Trade and Protection, detailed consideration of, 150–166. Free Trade and Protection, Elements of, 61–65. Gold and Silver, Natural advantages of, as money, 69–70. Great War, its effect in destroying value of currency, 79–83. Human energy in production of wealth, conventionally called “Labour,” 18–19. Imaginaries, Economic, examples of, 231–240. Imports test of wealth, not exports, 146–149. Incomes, Inequality of, productive of Economic Imaginaries, 235. Index Number, 204–208. Inequality of Incomes, productive of Economic Imaginaries, 235. Intention, a necessary adjunct to Capital, 22. Interest, high, not connected with though often confused with Usury, 217, 218. Interest, Nature of, 39–45. International Exchange, factor of National Currencies in, 142, 143. International Trade, why vital to England, 148–149. Islands, Three, Example of in proof of Protectionist Theory, 160–165. Labour, Division of, 54. Labour, term for all human energy in production of wealth, 18–19. Labour “worth while of” or Standard of Subsistence, 30–38. Land, conventional term for all natural forces used in production of wealth, 17–18. Land, Labour, Capital, Conventional terms for three factors of wealth, 16. Law of Diminishing Returns, 40–44. Loan, Unproductive, the test of Usury, 218–221. Luxurious Expenditure, productive of Economic Imaginaries, 233. “Marx,” assumed name of Mordecai, 134. Material objects, not wealth, 11–12. Means of Production, 99–100. Medium of Exchange, or currency, meaning of, 70. Money, how it arises, 66–69; Qualities of, 68–69. Money, Paper, its function, 75–78; its corruption, 78–83. Money, Social value of, three factors in, 202–203. Mordecai, or “Marx,” principal propagator of Socialism, 134. Multiple Exchange, 57–58.