Crucial for recovery. A two-speed Europe is not only an objective reality, it is also a condition for European integration to be re-launched (see this column yesterday). In the absence of “two speeds”, the road towards the model of Europe to which most member states aspire would be blocked, because of the reticence expressed by member states that do not want this model, that are not able to respect its rules, or that prefer the way of national autonomy. This was planned, moreover - the...