Hacker News Reader

We don't, fertility rate is 2.24 which is with curent medical advancement is above replacement rate.

Not all countries are at 2.24 -- USA is at 1.62, so whether correlation or causation, many developed countries are nowhere near the replacement rate.

> USA is at 1.62

And Afghanistan is at 4.66

> developed countries are nowhere near the replacement rate

Doesn't matter because of the immigration. Population of developed countries is growing.

Fortunately the US has solved the immigration problem

In places which don't have this structure.