"In the absence of a more exhaustive and rigorous portrait (and it is needed, as, as we know, the devil is in the details!), it does not seem excessive to admit that there is a certain symmetry: 20 to 35% of people between 20 and 35-year-olds emigrate. They do so because they grew up more cosmopolitan, looking at the world as my generation looked at their region or as my son's generation looked at the country."
Read here (only available in Portuguese) the opinion article by Alberto Castro, invited Full Professor and Non-Executive Director of the Center for Management Studies and Applied Economics at Católica Porto Business School, published in Dinheiro Vivo.