Eurobonds plus fiscal rules: this formula is the euro’s best hope for salvation. Unfortunately, another crisis or two might be necessary before European leaders consider it seriously.
欧元债券加财政规则：这就是解决欧元危机的最佳之道。不幸的是，欧洲领导人是不会认真考虑这一点的，要让他们学乖，还得再来两三次危机。