We use a dynamic model to study the effects of technology and learning on the long run economic growth rates of a leading and a lagging region. New technologies are developed in the leading region but technological improvements in the lagging region are the result of learning from the leading...

In the age of migration, many developed countries face an increasing heterogeneity of their residents. Migrant flows often lead to political discussion about the impact of migrants on labour markets, economic growth, and urban agglomeration processes, and consequently many of these causalities...

The concentration of people with diverse socio-cultural backgrounds in particular geographic areas may boost the creation of new ideas, knowledge spillovers, entrepreneurship, and economic growth. In this paper we measure the impact of the size, skills, and diversity of immigration on the...