[waps]

Whatever the reason, the US is doing something right.

US fertility : 2.06 German fertility : 1.42 (this is WITH 10%-15% turkish immigrants having a birthrate of > 2.4)

So what is it ?

[seanmcdirmid]

Hispanics have high birth rates, and they are a growing minority (30%?), a majority in many states. Also, we have subgroups like Mormons who are very old school catholic in having lots of kids.