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They've figured that out too. Behold, economist Bryan Caplan's book "Selfish Reasons to Have More Kids": http://www.amazon.com/Selfish-Reasons-Have-More-Kids/dp

by acheron 13y ago

They've figured that out too. Behold, economist Bryan Caplan's book "Selfish Reasons to Have More Kids": http://www.amazon.com/Selfish-Reasons-Have-More-Kids/dp/0465028616/ http://www.amazon.com/Selfish-Reasons-Have-More-Kids/dp/0465...