How (not) to measure school choice

Here's a post I just looked at from The National Center for the Study of Privatization in Education at Teachers College at Columbia (posted in April). It is about more and less illuminating ways to discuss how popular New York City high schools are, as reflected in how often they are on students' rank order lists, how many students they make offers to, and how many seats they have.

The Real Data for NYC High School Admissions