Short-lived. I don't think that the voluntary Union exit clause (which will figure in the new European treaty) will be used by Poland. Neither do I think that this country will resort to overusing derogations to this or than Community standard. I consider, on the contrary, that Poland will do its best to participate in all the future progress of European construction if the EU follows the path of a “two-speed Europe” or multiplies “strengthened cooperation”. I believe that the...