https://www.aeaweb.org/full_issue.php?doi=10.1257/jep.30.2&nr_email_referer=1&utm_source=Sailthru&utm_medium=email&pt=385758&ct=Sailthru_BI_Newsletters&mt=8&utm_campaign=post_email#page= 203
https://www.ceps.eu/system/files/IEEditorial32016.pdf