1. Jacques Necker, De l’administration des finances de la Trance (n.p. [Paris?], 1784), II, p. 150;
2. Paul Einzig (1962), The History of Foreign Exchange (London), pp. 142–3, 148.
3. Nicolas Duto), Réflexions politiques sur les finances et le commerce, ed. by Paul Harsin (Liège, 1935), I, pp. 150–1;
4. John J. McCusker(1978), Money and Exchange in Europe and America, 1600–1775. A Handbook (Chapel Hill, NC), pp. 91, 95.
5. These estimates are very inexact and a best guess, made harder by the problem of finding reasonably accurate figures on net state revenues in the earlier period. See Françoise Bayard (1988), Le monde des financiers aux XVII’ siècle (Paris), pp. 29, 33, 35;