“It is certain that money is not a good of itself and that its quantity does not do anything for the opulence of a country in general … Money is only the means and the transport, instead of the commodities useful for life are the end and the purpose. (Pierre de Boisguillebert, 1646-1714) . In order to be able to obtain the goods or services that he does not produce himself, the man uses a particular good.