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The adjustments in exchange rates would be less of a concern and a risk for global liquidity and markets more generally were they to occur in an orderly fashion . Comparing wages across countries is a notoriously slippery affair , given the vicissitudes of exchange rates . As long as the size of the cyberspace economy is smaller than the economy of the real world , effects on exchange rates and money supplies are limited . Excess volatility and disorderly movements in exchange rates are undesirable for economic growth .