This paper provides new estimates of the effects of ethnic network on U.S. exports. In line with recent research, our dataset is a panel of exports from U.S. states to 29 foreign countries. Our analysis departs from the literature in two ways, both of which show that previous estimates of the...

This paper extends the urban growth model of Duranton and Puga (2022) to explore the impact of cities on local firms and households and the aggregate economy of Germany. We adopt alternative micro-foundations for agglomeration economies and a non-linear specification of human capital...

This paper analyzes the factors underlying the evolution of the worldwide distribution of skills and their implications for global inequality. We develop and parameterize a two-sector, two-class, world economy model that endogenizes education and mobility decisions, population growth, and income...

Metropolitan growth has been dramatic in the past several decades, and today metropolitan regions are recognized as the main driving forces in national growth and development as well as in national and global innovation processes. The purpose of this book is to contribute to a better...

After the collapse of the Soviet Union, more than 3 million people with German ancestors immigrated to Germany under a special law granting immediate citizenship. Exploiting the exogenous allocation of ethnic German immigrants by German authorities across regions upon arrival, we find that...

We use a novel identification strategy to investigate whether regional universities make their local economies more resilient to adverse economic shocks. Our strategy is based on state governments assigning normal schools (to train teachers) and insane asylums to counties between 1830 and 1930....

By empirically assessing the competitiveness of 505 cities around the world from regional, national and other perspectives, this book not only ranks these cities but also presents a treasure trove of information with regard to each city’s relative strengths and weaknesses. This unique resource...

In this paper, we investigate regional differences in the gender pay gap both theoretically and empirically. Within a spatial oligopsony model, we show that more densely populated labour markets are more competitive and constrain employers' ability to discriminate against women. Utilising a...

Chapter 1: The Startup Common -- Part 1: Exploring the Startup Common -- Chapter 2: Creating Pillar Companies -- Chapter 3: Launching Startups from Universities -- Chapter 4: Deepening the Human Capital Pool -- Chapter 5: Sourcing Investment Capital -- Chapter 6: Building Mentor Networks --...