How can home countries make the most of their diaspora communities? (Pritha Mitra, WEF)

Every year, millions of people leave their countries of birth in search of better opportunities abroad. Often, these migrants are among the most talented workers in their home countries. At first glance, this is a loss for the home countries, which invested considerable time and money in educating and developing these people, only to watch them leave. But look again

https://www.weforum.org/agenda/2016/05/how-can-home-countries-make-the-most-of-their-diaspora-communities