What are the sociological and anthropological reasons for couples to have children? please quote scholar/study

Question

question is par of a academic essay, so please quote author/scholar/study and provide links, references or source of data. Tks

Answer 1

http://savageminds.org/2006/06/21/the-en...

Answer 2

There is only one reason - propagation of the species.

Answer 3

Read "In the Blood: God, Genes and Destiny by Steve Jones"

He gives one explanation

Answer 4

Read The Selfish Gene by Richard Dawkins. It's about reproduction on the gene level but it applies well.

That's all I will say because I'm not going to do your homework for you.