This paper develops a novel theory of trade in a global supply chain. We expand on a monopolistic competition trade model. Countries produce both intermediate and final goods that are sold domestically or, incurring country-pair specific trade costs, internationally. This links countries in a...

On the basis of a large (new) dataset of cities in Europe, North Africa and the Middle East in the millennium between 800 and 1800, we try to provide an answer to the question why, during this millennium, the urban center of gravity moved from Iraq (or more generally the Arab world) to Western...

The Netherlands is one of the most flood prone countries in the world. It also has the best flood defenses in the world that are built to make floods an extremely rare event. This paper uses the unique Dutch setting to provide evidence on the price and perception of rare environmental disasters....

Starting in Spain in the twelfth century, parliaments gradually spread over the Latin West. The paper quantifies the activity of medieval and early-modern parliaments, which also makes it possible to analyse the influence of this institutional innovation. In the early-modern period parliaments...

China’s Hukou system poses severe restrictions on labor mobility. This paper assesses the consequences of relaxing these restrictions for China’s internal economic geography. We base our analysis on a new economic geography model. First, we obtain estimates of the important model parameters...

Geography is widely viewed as the important determinant of city location. This paper empirically disentangles the different roles of geography in shaping the European city system. We present a new database that covers all actual cities as well as potential city locations over the period when the...

Civil wars critically hinder a country's development process. This paper shows that civil wars can also have severe international consequences. Anecdotal evidence highlights that civil wars sometimes spill over international boundaries. Using a more rigorous econometric approach we provide...