[134] Loc. cit., pp. 31-32.

[135] Loc. cit., pp. 175ff.

[136] "The Passiveness of Prices," infra.

[137] Particularly in view of the elaborate statistics, to be considered below, with which it is sought to make the equation realistic.

[138] Loc. cit., p. 16ff.

[139] Loc. cit. p. 25.

[140] Ibid., p. 26.

[141] Ibid., p. 27.

[142] Where it is not meaningless, as at various points in the theory of mechanics, the product is always of a different denomination from either factor.

[143] Vide our ch. on "Supply and Demand," supra, for a discussion of Mill's doctrine as to the "demand" for money.