Nation

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Social Security's arcane provisions don't just disadvantage recipients who can't figure out what they mean. As Larry Kotlikoff explains, there are also structural inequities in the system that put certain groups, particularly lower-earners, at a disadvantage.

Apr 21

Study questions environmental benefits of biofuels

A $500,000 study paid for by the federal government and released Sunday in the peer-reviewed journal Nature Climate Change concludes that biofuels made with corn residue release 7 percent more greenhouse gases in the early years compared with conventional gasoline.