Deviation, up or down, from the mean will cause inefficiencies and extra costs to our society. Still, 300k less births, however, is less than 10% of total numb

Deviation, up or down, from the mean will cause inefficiencies and extra costs to our society. Still, 300k less births, however, is less than 10% of total number, and is not significant enough to be of big concern. 10% is going from 1:16 teacher to student ratio to 1:14.