The migration of skilled individuals from developing countries has typically been considered to be costly for the sending country, due to lost investments in education, high fiscal costs and labour market distortions. Economic theory, however, raises the possibility of a beneficial brain drain...

We analyze a large stratified random sample of firms that provide us with measures of performance and each firm’s top manager’s perception of the severity of business environment constraints faced by his/her firm. Unlike most existing studies that rely on external and aggregated proxy...