In an email sent out today by Nancy-Ann DeParles, the White House is promoting a new website, 50 States/50 Stories.

In medicine, we refer to such instances as “case reports” which may be interesting  and informative, are also likely to be misleading and result in improper generalizations. That’s why large, randomized, double-blinded studies are the gold standard for getting at the truth of things….not isolated stories.

For a look at how economists approach such matters, read more here.