Changing patterns of economic growth in the OECD and emerging economies, particularly China.
Political change and added pressures for reform, especially in the Middle East.
The development of new methods and mechanisms by which to extract existing oil and gas resources, particularly shale oil and gas and deep water techniques.
Environmental pressures and the need for adequate regulation.
The efficiency and professionalism – or lack thereof – of national oil companies (NOCs).
Growing resource nationalism.
Emerging technologies that will change consumer preferences and enable, over time, the commercial use of renewable energy sources.
Domestic and international actions to address climate change.
Changing foreign policy practices of the United States and its international partners.
National strategies of key producer and consumer countries.