Euro coins have a common European side and an individual national side. Thanks to coin migration, coins bearing a panoply of national sides are in circulation throughout the euro area. In this paper, we model the mixing of coins circulating in the euro area countries and in particular the extent...

This paper analyzes peer effects among university scientists. Specifically, it investigates whether the number of peers and their average quality affects the productivity of researchers in physics, chemistry, and mathematics. The usual endogeneity problems related to estimating peer effects are...

How do the media affect public support for democratic institutions in a fragile democracy? What role do they play in a dictatorial regime? We study these questions in the context of Germany of the 1920s and 1930s. During the democratic period, when the Weimar government introduced progovernment...