: money is supposed to have revealed in this way its conventional though not arbitrary character (as a consequence of the long discussion between bullionists and anti bullionists: among the first would have to be included Child, Petty, Locke, Cantillon, Galiani; among the latter, Barbon, Boisguillebert, and, above all, Law; then, to a lesser degree, after the disaster of Montesquieu and Melon); a beginning is thought to have been made, too in the work of Cantillon on the task of disentangling the theory of intrinsic value from that of market value; and the great 'paradox of value' was dealt with, by opposing the useless dearness of the diamond to the cheapness of the water without which we cannot live (it is possible, in fact, to find this problem rigorously formulated in Galiani); a start is supposed to have been made, thus prefiguring the work of Jevons and Menger, at connecting value to a general theory of utility (which we find sketched out in Galiani, in Graslin, and in Turgot); an understanding of the importance of high prices to the development of trade was supposedly reached (this is the 'Becher principle',