The diffusion of knowledge in the world generates positive externalities if knowledge flows increase the productivity of R&D. Our work analyzes knowledge diffusion and knowledge externalities in generating innovation and in determining productivity. We first estimate the determinants of...

This review discusses frontier topics in economic geography as they relate to firms and agglomeration economies. We focus on areas where empirical research is scarce but possible. We first outline a conceptual framework for city formation that allows us to contemplate what empiricists might...

This paper summarizes and connects the main findings of the habilitation project. The important social developments analyzed, result from the demographic change that many economies will face in the future. Especially on the regional level, problems arise due to increasing disparities in...

This paper aims to depict the post-Second World War poverty and inequality trends in Asia, its sub-regions, and individual economies. Efforts are made to explain these trends and explore the interrelationship between growth, poverty, and inequality in Asia. Analytical results confirm significant...

The systems of innovation (SI) approach has been established and extended during the last two decades. Although elementary goals and progress have been reached through seminal contributions by Freeman (1987), Lundvall (1992) or Nelson (1993), in designing a generic approach, displaying the...

This paper investigates whether knowledge transferred from different sources matter differently for carrying out different innovation outcomes, using a firm-level dataset collected in the Pearl River Delta (PRD) in China. It also investigates whether companies in the PRD in China tend to...

This study focuses on the city of São Paulo, Brazil and examines the ways in which irregular and illegal growth have influenced the collective action of social movements of the urban poor. The study describes how São Paulo grew as a socially segregated city during the twentieth century due to...

Rapid urbanization, and particularly the associated problems of urban poverty, unsustainable development and environmental degradation, pose an enormous challenge to many developing countries. In the last decade more foreign aid has been diverted to urbanization and green city development. This...

Structural transformation and regional convergence in U.S. income have been long-standing trends. Caselli and Coleman (2001) discovered that 60% of regional convergence between the U.S. South and North from 1940 to 1990 is due to structural transformation. Our replication confirms these robust...

We examine whether impact investing is more effective in fostering business venture success and social impact when investments are directed toward ventures located in disadvantaged urban areas (that is, areas with high crime, unemployment, and poverty) compared to similar investments directed...