'Deserve' is a weird word; what do you mean by it and think that it's relevant?
Raising children is a very resource and labour-heavy endeavour. Rich people have more resources and labour. It's only logical that they can afford the children while poor people don't.
Raising children is a very resource and labour-heavy endeavour. Rich people have more resources and labour. It's only logical that they can afford the children while poor people don't.