Killing and unexisting are different. If promoting birth control would somehow magically ensure the people with worst lives wouldn’t be born, then average utilitarianism says we should be doing it.
Or as a simple proxy, promote birth control in poorest countries that cannot deal with the number of people they have now, but promote responsibly larger families (not “as many kids as possible”) in countries that take more people and make them productive members of the modern civilization.
Killing and unexisting are different. If promoting birth control would somehow magically ensure the people with worst lives wouldn’t be born, then average utilitarianism says we should be doing it.
Or as a simple proxy, promote birth control in poorest countries that cannot deal with the number of people they have now, but promote responsibly larger families (not “as many kids as possible”) in countries that take more people and make them productive members of the modern civilization.