The theory of optimumcurrencyareas is on exchange rate system and monetary integration.
最适货币区域理论是关于汇率机制和货币一体化的理论。
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Robert Mundell's 1961 theory of "optimumcurrencyareas", which lays out the conditions for a workable currency union, is now often cited by the euro's critics.
According to the theory of optimumcurrencyareas, the economic development of Asia, especially that of East Asia, will finally result in the coming of Asian currency area.