Welfare gains from increasing product variety are an important source of the gains from international trade. Recent empirical studies have largely focused on measuring the gains from an increased variety of imports. Trade theory, however, suggests that international trade heavily affects the...

The topic of this paper has been motivated by the rising unemployment rate of low-skilled relative to high-skilled labour in Switzerland. Between 1991 and 2014, Switzerland experienced the highest relative increase in the low-skilled unemployment rate among all OECD countries. A natural culprit...

Die Integration der Volkswirtschaften führt neben anderen Effekten auch zu einer Zunahme dergehandelten Produktvielfalt. Seit den theoretischen Modellen von Nobelpreisträger Paul Krugman1beschäftigt sich die Handelstheorie mit der Frage, wie stark die Konsumenten von einerZunahme dieser...

Die Integration der Volkswirtschaften führt neben anderen Effekten auch zu einer Zunahme der gehandelten Produktvielfalt. Seit den theoretischen Modellen von Nobelpreisträger Paul Krugmann beschäftigt sich die Handelstheorie mit der Frage, wie stark die Konsumenten von einer Zunahme dieser...

This paper presents a framework to assess the relative importance of three key sources of productivity growth that research on international trade focuses on: (i) inter-industry specialisation; (ii) intra-industry reallocation of resources across heterogeneous firms, including firm entry and...

The topic of this paper has been motivated by the rising unemployment rate of low-skilled relative to high-skilled labour in Switzerland. Between 1991 and 2014, Switzerland experienced the highest relative increase in the low-skilled unemployment rate among all OECD countries. A natural culprit...