Rand Refinery to manufacture South African legal tender coins such as the world famous Krugerrand. All the gold used to manufacture the coins is supplied by Rand Refinery, who has been appointed the sole supplier of bullion Krugerrands to primary distributors both locally and internationally. In addition to its smelting and refining services Rand Refinery offers metallurgical, logistics and vault services. It acts as an agent for its precious metal depositing customers and its global markets business unit markets all the precious metal produced by the refinery. Rand Refinery Rand Refinery (Pty) Limited is the largest integrated single-site precious metals refining and
Optimum currency area rationale behind the creation of the euro is that the individual countries of Europe do not each form an optimal currency area, but that Europe as a whole does. The creation of the euro is often cited because it provides the most modern and largest-scale case study of an attempt to identify an optimum currency area, and provides a comparative before-and-after model by which to test the principles of the theory. In theory, an optimal currency area could also be smaller than a country. Some economists have argued that the United States, for example, has some regions that do not