Russia's invasion of Ukraine presents many challenges to the international order. To understand what is at stake, we argue that the nature of the political regime matters to understand this conflict. We propose a classification of three different types of political regimes (empires, nation...

The paper analyzes China's rise, its causes and consequences as well as China's geopolitical strategy. We discuss in particular its meaning in the context of the evolution of the International (dis)order, threatened by nationalist populism. A particularly important question is the effect of...

This study provides evidence that culture understood as values and beliefs moves very slowly. Despite massive institutional change, values and beliefs in transition countries have not changed much over the last 20 years. Evidence suggests that culture is affected by the long run historical past,...

We present a theoretical model of a parliamentary democracy, where party structures, government coalitions and fiscal policies are endogenously determined. The model predicts that, relative to proportional elections, majoritarian elections reduce government spending because they reduce party...