Do you have something to say about the article you just read? Be part of the Policy Options discussion, and send in your own submission, or a letter to the editor.
Published by 
You are welcome to republish this Policy Options article online or in print periodicals, under a Creative Commons/No Derivatives licence.
by Policy Options. Originally published on Policy Options
December 1, 2020
This work is licensed under a Creative Commons Attribution-NoDerivatives 4.0 International License.
