> We show that laws mandating use of child car safety seats significantly reduce birth rates, as many cars cannot fit three child seats in the back seat. It's

> We show that laws mandating use of child car safety seats significantly reduce birth rates, as many cars cannot fit three child seats in the back seat. It's almost Darwinistic: Offspring has an increased potential of survival and faces less threats, so reproduction is organically adjusted to prevent overpopulation.