What has driven trade booms and trade busts in the past and present? We derive a micro-founded measure of trade frictions from leading trade theories and use it to gauge the importance of bilateral trade costs in determining international trade flows. We construct a new balanced sample of...

We present new data documenting medieval Europeś "Commercial Revolution" using information on the establishment of markets in Germany. We use these data to test whether medieval universities played a causal role in expanding economic activity, examining the foundation of Germanyś first...

We analyze the effect of the increase in trade exposure induced by the rise of China and the transformation of Eastern Europe on collective bargaining coverage of German plants in the period 1996–2008. We exploit cross-industry variation in trade exposure and use trade flows of other...

We analyze the effect of the increase in trade exposure induced by the rise of China and the transformation of Eastern Europe on collective bargaining coverage of German plants in the period 1996-2008. We exploit cross-industry variation in trade exposure and use trade flows of other high-income...

We propose a normative assessment of the value of international trade that is rooted in production theory and embeds Ricardo's 1817 formulation of the gains from trade into a multi-factor general equilibrium framework. Without imposing strong assumptions on consumer rationality or data from the...

Colonial trade encouraged the colonies to specialise in primary products. Did this prevent in-dustrialisation in the colonies? And did lack of industrialisation, in turn, help to keep the colonies under control? To answer these questions, we examine the impact of the temporary collapse in trade...

The proposed Transatlantic Trade and Investment Partnership (TTIP) between the European Union and the United States of America would be the largest preferential trade agreement in the world. Encompassing almost half of world GDP, it will have strong economic effects on Germany. In this paper, we...

Politicians travel extensively abroad, for various reasons. One purpose of external visits is to improve bilateral economic relations. In this paper, I examine the effect of state visits on international trade. I use a large data set covering the travel activities of the heads of state of...