First, there are proposals that aim to strengthen the fundamental principle of the framework that was formulated in the Maastricht Treaty: they propose a continuation of decentralised decision-making powers in fiscal and economic policy matters alongside national liability, with the targeted removal of the weaknesses that this framework has revealed.
Second, there are proposals for a huge step forward into European integration; these envisage monetary union evolving into a fiscal union, perhaps even an all-encompassing political union – with joint liability, but also joint rights of control.