Given the enlargement of the European Union, the fall-back in productivity growth and the lack of success in implementing further structural reforms, this special issue highlights the political economy in the European Union and discusses the role of the Maastricht Treaty as an impediment or a...

We compare single ballot vs dual ballot elections under plurality rule, assuming sincere voting and allowing for partly endogenous party formation. Under the dual ballot, the number of parties is larger but the influence of extremist voters on equilibrium policy is smaller, because their...