[verisimi]

Yes, if you were ruler of the world, you're going to have an awfully huge amount of people doing f.a. There are only so many hairdressers, masseurs and plumbers required.

What you need is a kill switch, something to slow down population growth.

Anyway, are you up to date with your mandatory medical treatments?

[vidarh]

Population growth is slowing all of itself. India has reached replacement, China is close to starting population decline. Few places are left outside sub-Saharan Africa with above replacement birth rates, and they are dropping there too.