

The birth rate of 0.75 and life expectancy may not be fixed, but if they are fixed, ㅇㅇ
What is more important than the total population is that only the old people remain.


The birth rate of 0.75 and life expectancy may not be fixed, but if they are fixed, ㅇㅇ
What is more important than the total population is that only the old people remain.