I illustrate that the welfare improvement property of the Melitz model is due to the shape of the aggregate labor demand curve, which slopes upwards. By slightly changing some assumptions in the model, this curve may have a negative slope. In this case, increases in aggregate productivity result...

Contextual analyses have received increasing interest as a way to understand electoral behaviors during the last decade. However, the growing interest in contextual analysis among political scientists is now limited by conceptual and methodological difficulties related to scale. Indeed, we show...

In this contribution, we study the organization and the funding mechanisms of higher education. We show that higher education is organized and funded very differently among OECD countries. We put forward the fact that this heterogeneity in its organization and funding corresponds to different...