Do schools compete on quality of education or on self-selecting their students? I suspect it's mostly the latter, given how parents evaluate public schools as w

Do schools compete on quality of education or on self-selecting their students? I suspect it's mostly the latter, given how parents evaluate public schools as well. You end up failing at your job not by virtue of teaching worse (you might be teaching better), but in not figuring out how to bias your application/admissions process.