Numerous studies have been made of regional differences in income and level of development in Italy, and these studies basically differ in the responses they give to the question of whether the said differences were already of a substantial nature prior to Unification, or whether in fact they...

This short article introduces the German Cliometrics Database as the foundation for an article by Jopp and Spoerer (2024) who trace cliometric research on German history. This newly constructed database of every publication that (1) contributes to the historiography of Germany and (2) employs,...

Does exposure to violence create more politically engaged citizens? In a PNAS paper, Barceló (2021) asks this provocative question and proposes an intricate and original socio-psychological theory to answer it. Barceló also employs a research design that seeks to account for reverse causality...