Fuchs66
Ring a ding
you're another one who thinks swathes of the population shouldnt have been born. what a surprise.
As distasteful as it may be, there does seem to be some effect, the timing here (liberalisation of abortion in the USA leading to massive reductions in violent crime 18 years or so later) appears to be a tad more than coincidence.
http://pricetheory.uchicago.edu/levitt/Papers/DonohueLevittTheImpactOfLegalized2001.pdf