[1] Department of Economics, Missouri University of Science and Technology, 500 West 13th Street, Rolla,MO,65409, United States
[2] Thomas J. O'Keefe Institute for Sustainable Supply of Strategic Minerals, Missouri University of Science and Technology, Rolla,MO,65409, United States
[3] College of Economics and Management, Al-Qasimia University, Sharjah, United Arab Emirates
[4] Institute for Statistical Studies and Economics of Knowledge, National Research University Higher School of Economics, Moscow, Russia
[5] King Abdullah Petroleum Studies and Research Center, Riyadh, Saudi Arabia