Even the industries own research, which they tried to keep secret, showed that the amount of expected oil is a nit. ANWAR is about massive tax subsidies flooding into the hands of a few yet again. It has little to do with oil except to try to break the hold we the people have on our last vestiges of open space.
Who's "they"? Who's preventing new refineries? Who's preventing existing approved drilling?
Demand is higher than supply because demand is not controlled but supply is. No free market capitalism at play in the oil bus. And when it get's to the US it's maniplulated even further.
This is the ever corrupt cirle of oil. When a new admin is elected the price will drop. Never to what is was though but it always magically happens.

"The same short term logic transferred all of the social security funds, into the general fund and supposedly wrote an IOU" Started with Ronald Reagan.