"There are technical issues and not just technical ones" to sort out, Schaeuble told a news conference concluding a meeting of G7 finance ministers and central bank governors. "We are in full agreement on the goal, but it would not be good to rush it," he added.
Beijing has been pushing for its currency, the yuan or renminbi, to play a greater role in the world financial system and be included in the basket that makes up the International Monetary Fund's own "special drawing rights" reserve currency.