Economic resources are often seen as decisive for the outcomes of military conflicts. This paper asks whether “deeper pockets” help win wars. We construct a fine-grained dataset covering more than 700 interstate disputes and rely on exogenous resource price shocks to estimate the causal...

Europe • Germany must once again see itself as an important part of and a leading nation within the EU. The new German government should consistently think and act in a European way on foreign trade issues. • Only a strong EU single market can compete on equal terms with the USA and China....

• Using the KITE model suite, we study the economic costs of the Trump tariff policy for Europe, and analyze the potential for trade diversion from China. • If the current tariff regime stays in place, trade between the U.S. and China would fall dramatically, hurting mainly the U.S. and the...

Official development assistance (ODA) is widely studied for its impact on recipient countries, but its effects on donor countries remain underexplored. To address this gap systematically, we develop a conceptual framework for understanding when foreign aid generates measurable returns for donor...

Do trade dependencies leave countries vulnerable to geopolitical coercion? We study the economic costs of trade and financial sanctions, from 1920 to the present. We first develop a continuous measure of sanction intensity, using bilateral commodity-level data to calculate the importance of...

Trump's renewed tariffs on traditional allies-including the EU, Canada, Mexico, and Brazil-signal a return to aggressive protectionism, openly disregarding WTO rules and threatening the stability of the global trade system. The authors argue that unilateral retaliation by individual countries is...

The security situation in Europe and Germany has fundamentally changed, particularly due to Russia's war of aggression and the declining reliability of transatlantic security guarantees. At the same time, the global race for technological supremacy is intensifying. Germany must now initiate a...

Europa • Deutschland muss sich wieder als wichtiger Teil und als eine der Führungsnationen der EU verstehen. Die neue Bundesregierung sollte in außenwirtschaftlichen Fragen konsequent europäisch denken und handeln. • Nur ein starker EU-Binnenmarkt schafft Augenhöhe mit den USA und China....

German history over the past 125 years has been turbulent. Marked by two world wars, revolutions and major regime changes, as well as a hyperinflation and three currency reforms, expropriations and territorial divisions, it comprises extreme shocks to study the role of historical events,...