1. Energy Macro & Microeconomics, King Abdullah Petroleum Studies and Research Center, Riyadh, Saudi Arabia
2. Research Program on Forecasting, The George Washington University, Washington DC, USA
3. Modeling Socio-economic Processes, Institute of Control Systems, Baku, Azerbaijan
4. The Middle East and Central Asia Department, International Monetary Fund, Washington, DC, USA
5. Economic Research and Reports Department, The Saudi Central Bank, Riyadh, Saudi Arabia
6. Corporate Finance, Public Investment Fund, Riyadh, Saudi Arabia