> Kids that “want” to have kids but for whatever reason are unable to The opposite is also likely. People may have "accidental" kids, or they could change thei

> Kids that “want” to have kids but for whatever reason are unable to The opposite is also likely. People may have "accidental" kids, or they could change their mind. (I still agree that 2.1 is a good approximation, but it is also likely to vary on cultural and natural effects)