The European Central Bank faces the difficult task of running monetary policy over an unwieldy currency area. 欧洲中央银行面临着在管理一个棘手的货币区的货币政策的艰难任务。
The cost-benefit analyses of the monetary union take a broader view compared to the classical OCA theory.The analyses point out the following. 同传统的最优货币区理论相比，货币同盟的成本收益分析从更为广泛的视角审视国家加入货币同盟的利弊得失。
