1. Al-Dukheil A M (2013), Saudi Government Revenues and Expenditures: A Financial Crisis in the Making, Palgrave Macmillan, New York.
2. Elliott L (2015), ‘In a black holes and they keep on pumping’, Guardian, 8 August, p. 19.
3. Kingdom of Saudi Arabia, Ministry of Finance (2015), Recent Economic Developments and Highlights of Fiscal Years 1436/1437 (2015) and 1437–1438 (2016). Press Release, Riyadh, 28 December.