The implementation of European Union directives into national law is at the discretion of member states. We analyze incentives for member states to deviate from these directives when the European Commission may sue a defecting member state and rulings at the European Court of Justice (ECJ) are...

The European Court of Justice (ECJ) is a very powerful court compared to other international courts and even national courts of last resort. Observers almost unanimously agree that it is the preliminary references procedure that made the ECJ the powerful court it is today. In this paper, we...

The paper analyzes the appointment of the European Commission as a strategic game between members of the European Parliament and the Council. The focal equilibrium results in Commissioners that duplicate the policy preferences of national Council representatives. Different internal decision...

A country's form of government has important economic and political consequences, but the determinants that lead countries to choose either parliamentary or presidential systems are largely unexplored. This paper studies this choice by analyzing the factors that make countries switch from...

This paper studies the factors driving changes in judicial independence (JI) as incorporated in constitutions. Two indicators of constitutionally safeguarded JI are constructed. Variations in these indicators are identified based on changes in the constitutions of as many as 100 countries that...