There's no doubt that population growth is one of the defining features of the world economy. But improving average wealth and education inevitably lowers popu

There's no doubt that population growth is one of the defining features of the world economy. But improving average wealth and education inevitably lowers population growth. Population growth must slow to allow further advances in poverty reduction, but I think everyone understands that population growth will slow one way or another. The question is whether it will happen through economic growth or through the four horsemen.