As of March 3, 2022, one week into the Russian invasion, over 1 million refugees (2.3% of the Ukrainian population) have fled Ukraine to neighboring European countries, notably Poland, as well as Hungary, Moldova, and Slovakia[1]. While the sheer flow of refugees is poised to generate the largest migration crisis in Europe since World War II, the response of European countries is substantially different from the one caused by the Syrian refugee crisis of 2015 - 1 million refugees i ...