· 对欧元区的跨国投资的确有所增长，但要将单一货币和其它衍生事件（比如私有化和企业兼并）的效果区分开来显得更加困难。
· Cross-border investment towards the euro area has increased, although here it is more difficult to disentangle the effect of the single currency from other concomitant events (such as privatizations or corporate mergers).