If the changes are dramatic it poses again the question as to whether the people should get a say.

Over the next few weeks important decisions have to be made over the euro and how to prevent a repeat of the crisis that has threatened the single currency.

Some of the ideas - wrapped up in the words "economic governance" - may involve a significant transfer of power away from nation states to Brussels.
 
If the changes are dramatic it poses again the question as to whether the people should get a say.
 
Gavin Hewitt, the BBC's Europe editor, 8 March 2011