What Is the Main Reason Gas 
About three-in-ten (31%) offer a variation on this theme – greed, oil companies or speculation – when asked what they think is the main reason gasoline prices have gone up recently, according to a Pew Research Center/Washington Post survey conducted April 28-May 1 among 1,006 adults.
Roughly two-in-ten (19%) cite the ongoing wars or unrest in Libya and elsewhere in the Middle East as the top reason for rising fuel prices. Another 14% attribute this to politics or national policies.
What Is the Main Reason Gas  | Prices Have Gone Up Recently?  | 14%  | No opinion  | 31%  | companies) Greed/  | Oil companies)  | 10%  | Speculation  | Other reasons  | 12%  | Economic  | forces  | 19%  | Wars/  | 14%  | Mideast  | Politics/  | unrest  | Policy  | PEW RESEARCH CENTERWASHINGTON POST Apr. 28-May  | 1, 2011, 