1. Bahrain Center for Strategic International and Energy Studies Manama Kingdom of Bahrain
2. Department of Economics and the Mercatus Center George Mason University Fairfax VA USA
3. Business School King Fahad University of Petroleum and Minerals Dhahran Kingdom of Saudi Arabia
4. Department of Economics University of Chicago Chicago IL USA
5. The Australian National University Canberra Australia
6. NBER Cambridge MA USA
7. Duchossois Center for Advanced Medicine University of Chicago Chicago IL USA