International migration is an important channel of material improvement for individuals and their offspring. The movement of people across country borders, especially from less developed to richer countries, has a substantial impact in several dimensions. First, it affects the migrants...

The close connection between US and China in scientific research and education in the 2000s produced a large group of China-born researchers who work in the US ("diaspora") and a larger group of China-born researchers who gained US-research experience and returned to do their research in China...

In the 1990s, Colombia, the Dominican Republic, Ecuador, Costa Rica and Brazil passed dual citizenship laws granting their expatriates the right to naturalize in the receiving country without losing their nationality of origin. I estimate the effects of these new laws on naturalization rates and...

"This paper examines the macroeconomic consequences of the diversion of migration flows away from Germany towards the UK in the course of the EU Eastern Enlargement. The EU has agreed with the new member states from Central and Eastern Europe transitional periods for the free movement of...

"This paper examines the macroeconomic consequences of the diversion of migration flows away from Germany towards the UK in the course of the EU Eastern Enlargement. The EU has agreed with the new member states from Central and Eastern Europe transitional periods for the free movement of...

There is a significantly higher prevalence of multigenerational living arrangements among migrants than among natives in Germany which may be explained with migrants choosing this household structure in order to compensate for economic disadvantages. This hypothesis is tested by analyzing the...