Economic history of Argentina reforms such as open trade. On 1 January 1992, a monetary reform replaced the austral with the peso at a rate of 10,000 australs for 1 peso. The cornerstone of the reform process was a currency board, under which the peso was fixed by law at par to the dollar, and the money supply restricted to the level of hard-currency reserves. A risky policy which meant at a later stage Argentina could not devalue. After a lag, inflation was tamed. With risk of devaluation apparently removed, capital poured in from abroad. GDP growth increased significantly and total employment rose steadily
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