Liam Denning, Columnist

Big Energy Confronts An Unfamiliar Power: Competition

New rivalries between providers and sources will keep driving down costs.
Photographer: Mark Renders/Getty Images
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You may not have noticed, but you're spending a lot less on energy these days.

Less than four cents of every dollar of U.S. consumer spending went to gasoline, electricity and natural gas last year, according to Bloomberg New Energy Finance's recently published "Sustainable Energy In America Factbook."