REUTERS/Mike Blake- A truck engine is tested for pollution exiting its exhaust pipe as California Air Resources field representatives (unseen) work a checkpoint set up to inspect heavy-duty trucks traveling near the Mexican-U.S. border in Otay Mesa, California September 10, 2013. California Highway Patrol and the Air Resources Board were inspecting trucks for compliance to California's air pollution laws.

Opinion

Carbon taxes as commitment devices

April 14, 2015, Richard V. Reeves

Richard Reeves identifies policy commitment devices that could be deployed to reduce carbon emissions.

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