- Correspondence to Professor Jason Brennan, Department of Strategy, Economics, Ethics, and Public Policy, Georgetown University, 3700 O St NW, Washington DC 20057-0004, USA;
- Received 22 February 2016
- Revised 2 May 2016
- Accepted 22 June 2016
- Published in print 1 January 2018.
- Published online 18 December 2017.
- Published first 11 July 2016.
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