• Republican presidential candidate, former Florida Gov. Jeb Bush, right, outlines his energy policy during a visit to Rice Energy, an oil and gas company based in Canonsburg, Pa., Tuesday, Sept. 29, 2015.  (AP Photo/Gene J. Puskar)

    Economists question Bush’s prescription for lower gas prices

    DES MOINES, Iowa (AP) — The link between ending a 40-year oil export ban and lower prices at the gas pump is not as direct as Republican presidential candidate Jeb Bush would have voters believe in his new energy proposal, industry economists said Tuesday.