But intervention works best when central Banks co-ordinate their purchases, and which country is going to help another to devalue?

只有当央行在进行买入时协调一致，干预才能发挥最佳功用，可是有哪个会去帮助的贬值的另一国？

youdao

The result was an agreement between central banks to co-ordinate and limit future sales.

其结果是各国央行达成协议，协调限制今后的销售。

youdao

But intervention works best when central banks co-ordinate their purchases, and which country is going to help another to devalue?

ECONOMIST: Buttonwood

He told Britain's Daily Telegraph that the lack of central powers to co-ordinate economic policies allowed some members to run up unsustainable debt.

BBC: Jacques Delors: Euro was flawed from beginning

The ECB will co-ordinate a network of national central banks, the European System of Central Banks.

BBC: EMU fast facts