Full Idea
There are deep problems for utilitarianism in trying to work out what the ideal population size would be.
Gist of Idea
How can utilitarianism decide the ideal population size?
Source
Jonathan Glover (Introductions to Utilitarianism and its Critics [1990], Pt Four)
Book Reference
'Utilitarianism and Its Critics', ed/tr. Glover,Jonathan [Macmillan 1990], p.121