Currency Act than what was taxed out of circulation, the currency depreciated in relation to the British pound sterling. The resultant inflation was harmful to merchants in Great Britain, who were forced to accept the depreciated currency from colonists for payment of debts. The Act limited the future issue of bills of credit to certain circumstances. It allowed the existing bills to be used as legal tender for public debts (i.e. paying taxes), but disallowed their use for private debts (e.g. for paying merchants). The Currency Act 1764 (4 Geo. III c. 34) extended the 1751 Act to all of the British
World currency a single world currency is unnecessary, because the U.S. dollar is providing many of the benefits of a world currency while avoiding some of the costs. If the world does not form an optimum currency area, then it would be economically inefficient for the world to share one currency. In the present world, nations are not able to work together closely enough to be able to produce and support a common currency. There has to be a high level of trust between different countries before a true world currency could be created. A world currency might even undermine national sovereignty