A new study of the worldwide migration of professionals to the U.S. shows a sharp drop-off in its proportional share of those workers 鈥� raising the question of whether the nation will remain competitive in attracting top talent in an increasingly globalized economy.
The , which used a novel method of tracking people through data from the social media site LinkedIn, is believed to be the first to monitor global migrations of professionals to the U.S., said co-author聽Emilio Zagheni, a 黑料吃瓜网 assistant professor of sociology and fellow of the 黑料吃瓜网聽.
鈥淭his is the first time a worldwide data set has been used to answer this question,鈥� he said. 鈥淭hat hasn鈥檛 been done before.鈥�