For A, isn't it a risk that only certain areas of the country will get the ability to acquire talent from abroad? Or that only rich companies can afford this, a

For A, isn't it a risk that only certain areas of the country will get the ability to acquire talent from abroad? Or that only rich companies can afford this, and have a better chance? For B, you really want to give your highly paid jobs to foreign workers, who can easily leave the country with all that money? Once again, the richer the company, the better the chance.