Why were the poorer countries of the European periphery latecomers to the Age of Mass Migration? We test the diffusion hypothesis, which argues that mass emigration was delayed because it was primarily governed by a gradual process of spatial diffusion of migration networks. We propose a model...

Measuring average differences in an outcome across racial or ethnic groups is a crucial first step for equity assessments, but researchers often lack access to data on individuals' races and ethnicities to calculate them. A common solution is to impute the missing race or ethnicity labels using...

We measure the impact of individuals' looks on their life satisfaction or happiness. Using five data sets from the U.S., Canada, the U.K., and Germany, we construct beauty measures in different ways that allow putting a lower bound on the true effects of beauty on happiness. Personal beauty...

The research on diversity and diversity management in German organisations has significantly gained relevance over the last years. The reasons for this are socio-political and economic changes that make diversity a highly relevant topic. In higher education, there is currently much discussion on...

In allen OECD-Ländern sind die Geburtenraten in den letzten vierzig Jahren erheblich gesunken. Trotz dieses gemeinsamen Trends kann aber sowohl in der zeitlichen Entwicklung als auch im aktuellen Stand des Geburtenverhaltens eine erhebliche Heterogenität beobachtet werden. Deutschland, Spanien...

We present the first attempt to construct a long-run historical measure of subjective wellbeing using language corpora from millions of digitized books for the USA, UK, Germany, France, Italy and Spain. While existing measures go back at most to the 1970s, our measure goes back at least 200...