1. Sommer, M , Auclair, G , Fouejieu, A , Lukonga, I , Quayyum, S , Sadeghi, A , Shbaikat, G , Tiffing, A , Trevino, J , and Versailles, B (2016) Learning to Live with Cheaper Oil: Policy Adjustment in Oil-Exporting Countries of the Middle East and Central Asia. International Monetary Fund. Washington. www.imf.org/external/pubs/ft/dp/2016/mcd1603.pdf.
2. Organisation of the Petroleum Exporting Countries (OPEC) Saudi Arabia facts and figures. www.opec.org/opec_web/en/about_us/169.htm.
3. International Monetary Fund (2013) Energy Subsidy Reform: Lessons and Implications. Benedict C, Coady D, Fabrizio S, Gupta S, Alleyne T, and Sdralevich C (eds.). Washington. DC. http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.800.3440&rep=rep1&type=pdf.
4. Computable General Equilibrium Techniques for Carbon Tax Modelling;Al-Amin;American Journal of Environmental Sciences,2009
5. Modelling the Effects of Removing Subsidies on the Jordan Economy: First Application of the JorGE Model;Adams;Report to the Ministry of Finance and Leading Point Management Services, Amman, Jordan,2014