If president, Newt Gingrich says he would appoint a monetary policy commission to reconsider returning to the gold standard. Michal Cizek/AFP/Getty Images hide caption

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General Motors, headquartered in Detroit, recovered from near disaster after a financial bailout from the federal government. Bill Pugliano/Getty Images hide caption

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General Motors CEO Daniel Akerson, shown at the Detroit auto show earlier this month, tells NPR: "We want to produce the world's best vehicles, improve our margins, cash flow and profitability, but we have a long, long road to walk." Paul Sancya/AP hide caption

itoggle caption Paul Sancya/AP

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President Obama waves after speaking at a UPS facility in Las Vegas on Thursday. Nevada is one stop on the president's latest road trip focusing on the economy. Julie Jacobson/AP hide caption

itoggle caption Julie Jacobson/AP