The problem with a common currency is that it requires economic harmonisation, and that requires a common central bank. The BRICS countries are just too diverse for that to happen. And that is even before the group expands.
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Should BRICS trade in brics? The pros and cons of a common currency
The problem with a common currency is that it requires economic harmonisation, and that requires a common central bank. The BRICS countries are just too diverse for that to happen. And that is even before the group expands.