With the Treaty of Lisbon, which entered into force on 1 December 2009, the EU de facto became a state territory stretching from Portugal to Finland and from Ireland to Cyprus. The previous co-decision procedure was elevated to become the standard procedure ("ordinary legislative procedure")....

In this paper, the introduction of direct-democratic decision-making in all EU decisions is considered when it is feasible without prohibitively increasing decision-making costs. We start with the contractarian argument that each constitution is a contract joining the citizens of a state and...