1. National Energy Strategy;US Department of Energy (DOE),1991
2. The Theory of Externalities, Public Goods, and Club Goods;Cornes,1986
3. Oil Prices, Energy Security, and Import Policy;Bohi,1982
4. Crude Oil Prices as Determined by OPEC and Market Fundamentals;MacAvoy,1982
5. OPEC behavior: an alternative view;Teece,1982