In a radical report, the UN Conference on Trade and Development (UNCTAD) has said the system of currencies and capital rules which binds the world economy is not working properly, and was largely responsible for the financial and economic crises. -snip- "Replacing the dollar with an artificial currency would solve some of the problems related to the potential of countries running large deficits and would help stability," said Detlef Kotte, one of the report's authors. "But you will also need a system of managed exchange rates. Countries should keep real exchange rates [adjusted for inflation] stable. Central banks would have...