On Thu, Jul 30, 2015 at 7:06 AM, Greg Chalik <mrg3105@gmail.com> wrote:

The average NOW is less than two in the United States caucasian population.
It had been about 12-15 before the Civil War.

Even given a 50% mortality rate, how does ~1,500 children under 10 per 1,000 women of childbearing age in the decades after 1790 give you that number?

[Damn. I googled a scientific article which had a really neat table of all those numbers . . . but I forgot to save the web address and now I can't find it again . . . sigh . . .]

Richard Aiken

"Never insult anyone by accident." Robert A. Heinlein

"A word to the wise ain't necessary -- it's the stupid ones that need the advice." - Bill Cosby

"We know a little about a lot of things; just enough to make us dangerous." Dean Winchester