Prospecting the academic grounds on global energies patterns
The United-States as the major consumer of oil
Before the WWII.
The oldest producer and consumer
A shift of supply to Middle East in the After-War and diminishing production (see History)
Hosting two of the Super-majors IOCs: Chevron and ExxonMobil
After the political disruption of 9/11 it engaged in a diversification of its supply and less reliance on Saudi Arabia.
An oil dependence which accounts for the large deficit in goods and services and may justify the shift to local production through shale oil (or schist oil) which is a far more costly oil but could be profitable if oil prices are maintained at the high level they have reached for more than 5 years (except for the sharp and short decline of 2008)