The next best scenario is single dads raising their kids. The least ideal scenario is single mothers raising their kids. Statistics show that, on average, the single mother family messes up kids the most. If you want evidence of this read up on research done by Warren Farrell, who has thoroughly investigated this subject.Another point to make is that women assume that they can bide their time finding Mr.Right, now that they can get pregnant using artificial insemination (i.e. without a man).