We consider the impact of non-violent religious conflict on firm-level productivity. We zoom in on a Protestant and otherwise very homogeneous country: early twentieth century Denmark. We exploit variation due to the emergence of pietist movements who fought for the hearts and minds of Danes. In...

"Upper tail knowledge", embodied by knowledge elites, has been suggested to be a driving force of industrialization and development, yet measuring it remains problematic. Despite some recent innovations, much empirical work continues to rely on measures of "average" or "non-upper tail" human...

The cultural assimilation of immigrants into the host society is often equated with prospects for economic success, with religion seen as a potential barrier. We investigate the role of ethnic enclaves and churches for the assimilation of Danish Americans using a difference-indifferences...

The relative success of the Danish and failure of the Irish dairy industries before the First World War is often contrasted given their competition for the lucrative British butter market. The traditional narrative implicitly assumes that Ireland failed because it was unsuccessful at adopting...

Economic historians have debated the importance of energy for economic development. Energy economists would argue that energy systems need to be adaptable in the face of shocks. In this light, we consider the case of Denmark, a country which was almost entirely dependent on imports of coal, and...

What determines emigration, and what impact does it have on the sending country? We consider the case of Denmark between 1868 and 1908, when a large number of people left for America. A significant fraction of these were tyender, a servant-like occupational group that was heavily discriminated...

We seek to understand the welfare of dairy cattle in Denmark from 1750 to 1900, a period marked by significant agricultural development and industrialization. By applying contemporary animal welfare metrics to historical data, we uncover a detailed picture of how bovine welfare evolved. Our...