Why do borders still matter for economic activity? The reunification of Germany in 1990 provides a unique natural experiment for examining the effect of political borders on trade both in the cross-section and over time. With the fall of the Berlin Wall and the rapid formation of a political and...

In diesem kurzen Aufsatz werden die Kosten des Terrors für den internationalen Handel diskutiert. Unstrittig ist, dass Unsicherheit und Gewalt die wirtschaftliche Aktivität lähmen können. Ob auch terroristische Aktionen, die häufig isolierte Ereignisse darstellen, selten auf direkte...

This paper explores a monetary experiment, the adoption of Bitcoin as legal tender in El Salvador in 2021, to analyze the impact of digital currencies on international capital flows. Using a difference-in-differences approach, we find that, instead of making transfers easier, El Salvador's...

When does trade become a one-way relationship? We study bilateral trade balances for a sample of 18 European countries over the period from 1948 through 2008. We find that, with the introduction of the euro, trade imbalances among euro area members widened considerably, even after allowing for...