“Looking to 2060: Long-term growth prospects for the world,” by Asa Johansson, Yvan Guillemette, Fabrice Murtin, David Turner, Giuseppe Nicoletti, Christine de la Maisonneuve, Philip Bagnoli, Guillaume Bousquet, and Francesca Spinelli (Policy Paper No. 3, November 2012, .pdf format, 31p.).
www.oecd.org/economy/economicoutlookanalysisandforecasts/lookingto2060.htm