New England Journal of Medicine
http://www.nejm.org/toc/nejm/medical-journal
December 21, 2017  Vol. 377 No. 25

Perspective
Evidence-Based Health Policy
Katherine Baicker, Ph.D., and Amitabh Chandra, Ph.D.
N Engl J Med 2017; 377:2413-2415 December 21, 2017 DOI: 10.1056/NEJMp1709816