tag:blogger.com,1999:blog-6976144462093297473.post8593905165279628050..comments2024-03-18T23:58:46.484-04:00Comments on West Coast Stat Views (on Observational Epidemiology and more): More Freakonomics causalityJosephhttp://www.blogger.com/profile/10760453165301871031noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-6976144462093297473.post-20686734765965190142011-08-31T01:00:06.061-04:002011-08-31T01:00:06.061-04:00Just to be completely clear, I have no problem wha...Just to be completely clear, I have no problem whatsoever with the conclusion. That said, this example seems to have an obvious potential for self-selection. If Dubner were to mention this, even dismissively, I'd be satisfied. Lots of popular econ writers have a tendency to treat a good example as a rigorous proof.<br /><br />On a different tangent, I'll bet you could find some pretty good natural experiments that demonstrate this effect.Markhttps://www.blogger.com/profile/14705408455380402571noreply@blogger.comtag:blogger.com,1999:blog-6976144462093297473.post-73509018469651336902011-08-29T06:34:47.623-04:002011-08-29T06:34:47.623-04:00This one they might have better evidence for. The...This one they might have better evidence for. There is a not insignificant branch of anthropology that goes back the the 1960's that has come to similar conclusions re: Sex Ratios. It is true that you can't do a controlled experiment (due to timeframes and ethics), but even American and European culture have seen these shifts (and the direction seems right unless there is a powerful third variable).Josephhttps://www.blogger.com/profile/10760453165301871031noreply@blogger.com