Damage to migrants.27 home countries Opposition to immigration

some opponents of immigration argue emigration of highly skilled or well-educated individuals may hurt home countries - otherwise benefit them , build economy , improve social , political system (i.e. brain drain). however, notion of brain drain remains largely unsupported in academic literature. according economist michael clemens, has not been shown restrictions on high-skill emigration reduce shortages in countries of origin. according development economist justin sandefur, there no study out there... showing empirical evidence migration restrictions have contributed development. hein de haas, professor of sociology @ university of amsterdam, describes brain drain myth . research suggests emigration (both low-and high-skilled) beneficial both sending countries in terms of economy, education, , liberal democracy.