The record indicates that more than 300,000 Pakistani has left the country in year 2018; skilled individuals leaving the country for greener pasture, Pakistan might be on the brink of losing its brain...

The record indicates that more than 300,000 Pakistani has left the country in year 2018; skilled individuals leaving the country for greener pasture, Pakistan might be on the brink of losing its brain capital. What are the impacts of this brain drain on the Economy of Pakistan?