brain drain

It was a pertinent reminder of the "brain drain" that many Pacific nations face as their people head to Australia and New Zealand for a better future.

It led to basically a brain drain, and the death of 5,000 men — like a whole generation of young men.

The government says the effort is needed to reverse Brazil’s brain drain.

“These costs include stagnation, policy instability, cronyism, brain drain, and violence.”

That would at least help prevent a brain drain.