My fear is that the global consumption of oil is going to increase, but European oil consumption has already reached its peak. The amount of oil available globally, I think, has already peaked.
Germany and Austria have had positive experiences with strong states and a cooperative democracy. I am certain that this example could be helpful in a constructive debate on the Catalonian situation.
There are a few minority governments in Europe, but I think the largest member state would be well-advised to establish a government that can rely on a clear parliamentary majority. Think about EU summits. If the chancellor were forced to obtain support from parliament for each and every detail, it would slow the work of the EU.