And they tend to remain abroad in their most productive years.
Most students and citizens travelling abroad remained in those countries never to return again to their country.
Those who already had a master's degree from a Chinese university would be allowed to remain abroad only four years.
He never understood why his parents remained abroad, as they had no zest for travel.
Although most had returned by early 1996, some still remain abroad.
His mother took him with her into exile in 1792, and they remained abroad until 1798.
The evacuation order has been lifted, but many families remain abroad.
He would remain abroad for more than a decade.
Most of the children were sent back by 1948, but 15-20% remained abroad.
Her parents decided to leave Time, Inc., and remain abroad.